Home / 252,200.59-348,032.06-137,480.29

Finding the Fourth Proportional to 252,200.59, 348,032.06 and 137,480.29

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Solution

The fourth proportional to 252,200.59, 348,032.06 and 137,480.29 is: 189,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,200.59 : 348,032.06 = 137,480.29 : x
  2. Step 2: Convert to fraction form
    252,200.59/348,032.06 = 137,480.29/x
  3. Step 3: Cross multiply
    252,200.59x = 348,032.06 × 137,480.29
  4. Step 4: Simplify right side
    252,200.59x = 47,847,547,496.17
  5. Step 5: Solve for x
    x = 47,847,547,496.17/252,200.59
  6. Step 6: Final answer
    x = 189,720.21

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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.