Home / 137,434.16-206,151.24-48,666.44

Finding the Fourth Proportional to 137,434.16, 206,151.24 and 48,666.44

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Solution

The fourth proportional to 137,434.16, 206,151.24 and 48,666.44 is: 72,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,434.16 : 206,151.24 = 48,666.44 : x
  2. Step 2: Convert to fraction form
    137,434.16/206,151.24 = 48,666.44/x
  3. Step 3: Cross multiply
    137,434.16x = 206,151.24 × 48,666.44
  4. Step 4: Simplify right side
    137,434.16x = 10,032,646,952.39
  5. Step 5: Solve for x
    x = 10,032,646,952.39/137,434.16
  6. Step 6: Final answer
    x = 72,999.66

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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.