Home / 252,127.17-347,926.68-137,403.50

Finding the Fourth Proportional to 252,127.17, 347,926.68 and 137,403.50

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Solution

The fourth proportional to 252,127.17, 347,926.68 and 137,403.50 is: 189,612.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,127.17 : 347,926.68 = 137,403.50 : x
  2. Step 2: Convert to fraction form
    252,127.17/347,926.68 = 137,403.50/x
  3. Step 3: Cross multiply
    252,127.17x = 347,926.68 × 137,403.50
  4. Step 4: Simplify right side
    252,127.17x = 47,806,341,835.75
  5. Step 5: Solve for x
    x = 47,806,341,835.75/252,127.17
  6. Step 6: Final answer
    x = 189,612.02

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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.