Home / 284,148.90-392,176.29-169,434.96

Finding the Fourth Proportional to 284,148.90, 392,176.29 and 169,434.96

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Solution

The fourth proportional to 284,148.90, 392,176.29 and 169,434.96 is: 233,850.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,148.90 : 392,176.29 = 169,434.96 : x
  2. Step 2: Convert to fraction form
    284,148.90/392,176.29 = 169,434.96/x
  3. Step 3: Cross multiply
    284,148.90x = 392,176.29 × 169,434.96
  4. Step 4: Simplify right side
    284,148.90x = 66,448,374,009.10
  5. Step 5: Solve for x
    x = 66,448,374,009.10/284,148.90
  6. Step 6: Final answer
    x = 233,850.54

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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.