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Finding the Fourth Proportional to 337,637.15, 506,268.77 and 138,097.67

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Solution

The fourth proportional to 337,637.15, 506,268.77 and 138,097.67 is: 207,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,637.15 : 506,268.77 = 138,097.67 : x
  2. Step 2: Convert to fraction form
    337,637.15/506,268.77 = 138,097.67/x
  3. Step 3: Cross multiply
    337,637.15x = 506,268.77 × 138,097.67
  4. Step 4: Simplify right side
    337,637.15x = 69,914,534,308.93
  5. Step 5: Solve for x
    x = 69,914,534,308.93/337,637.15
  6. Step 6: Final answer
    x = 207,070.03

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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.