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Finding the Fourth Proportional to 137,417.68, 206,116.44 and 43,898.32

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Solution

The fourth proportional to 137,417.68, 206,116.44 and 43,898.32 is: 65,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,417.68 : 206,116.44 = 43,898.32 : x
  2. Step 2: Convert to fraction form
    137,417.68/206,116.44 = 43,898.32/x
  3. Step 3: Cross multiply
    137,417.68x = 206,116.44 × 43,898.32
  4. Step 4: Simplify right side
    137,417.68x = 9,048,165,440.38
  5. Step 5: Solve for x
    x = 9,048,165,440.38/137,417.68
  6. Step 6: Final answer
    x = 65,844.26

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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.