Home / 112,022.61-154,623.80-73,265.94

Finding the Fourth Proportional to 112,022.61, 154,623.80 and 73,265.94

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Solution

The fourth proportional to 112,022.61, 154,623.80 and 73,265.94 is: 101,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022.61 : 154,623.80 = 73,265.94 : x
  2. Step 2: Convert to fraction form
    112,022.61/154,623.80 = 73,265.94/x
  3. Step 3: Cross multiply
    112,022.61x = 154,623.80 × 73,265.94
  4. Step 4: Simplify right side
    112,022.61x = 11,328,658,053.37
  5. Step 5: Solve for x
    x = 11,328,658,053.37/112,022.61
  6. Step 6: Final answer
    x = 101,128.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.