Home / 172,244.46-237,426.75-157,781.10

Finding the Fourth Proportional to 172,244.46, 237,426.75 and 157,781.10

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Solution

The fourth proportional to 172,244.46, 237,426.75 and 157,781.10 is: 217,490.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,244.46 : 237,426.75 = 157,781.10 : x
  2. Step 2: Convert to fraction form
    172,244.46/237,426.75 = 157,781.10/x
  3. Step 3: Cross multiply
    172,244.46x = 237,426.75 × 157,781.10
  4. Step 4: Simplify right side
    172,244.46x = 37,461,453,784.43
  5. Step 5: Solve for x
    x = 37,461,453,784.43/172,244.46
  6. Step 6: Final answer
    x = 217,490.04

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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.