Home / 112,409.46-168,614.16-33,579

Finding the Fourth Proportional to 112,409.46, 168,614.16 and 33,579

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Solution

The fourth proportional to 112,409.46, 168,614.16 and 33,579 is: 50,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,409.46 : 168,614.16 = 33,579 : x
  2. Step 2: Convert to fraction form
    112,409.46/168,614.16 = 33,579/x
  3. Step 3: Cross multiply
    112,409.46x = 168,614.16 × 33,579
  4. Step 4: Simplify right side
    112,409.46x = 5,661,894,878.64
  5. Step 5: Solve for x
    x = 5,661,894,878.64/112,409.46
  6. Step 6: Final answer
    x = 50,368.49

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1.5x scale

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.