Home / 112,329,832.80-168,242,806.80-92,174,440.80

Finding the Fourth Proportional to 112,329,832.80, 168,242,806.80 and 92,174,440.80

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Solution

The fourth proportional to 112,329,832.80, 168,242,806.80 and 92,174,440.80 is: 138,054,924.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,329,832.80 : 168,242,806.80 = 92,174,440.80 : x
  2. Step 2: Convert to fraction form
    112,329,832.80/168,242,806.80 = 92,174,440.80/x
  3. Step 3: Cross multiply
    112,329,832.80x = 168,242,806.80 × 92,174,440.80
  4. Step 4: Simplify right side
    112,329,832.80x = 15,507,686,635,412,438
  5. Step 5: Solve for x
    x = 15,507,686,635,412,438/112,329,832.80
  6. Step 6: Final answer
    x = 138,054,924.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.