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Finding the Fourth Proportional to 337,653.43, 506,293.16 and 138,113.93

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Solution

The fourth proportional to 337,653.43, 506,293.16 and 138,113.93 is: 207,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,653.43 : 506,293.16 = 138,113.93 : x
  2. Step 2: Convert to fraction form
    337,653.43/506,293.16 = 138,113.93/x
  3. Step 3: Cross multiply
    337,653.43x = 506,293.16 × 138,113.93
  4. Step 4: Simplify right side
    337,653.43x = 69,926,138,634.88
  5. Step 5: Solve for x
    x = 69,926,138,634.88/337,653.43
  6. Step 6: Final answer
    x = 207,094.41

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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.