Home / 137,864.16-206,735.76-43,068.24

Finding the Fourth Proportional to 137,864.16, 206,735.76 and 43,068.24

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Solution

The fourth proportional to 137,864.16, 206,735.76 and 43,068.24 is: 64,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,864.16 : 206,735.76 = 43,068.24 : x
  2. Step 2: Convert to fraction form
    137,864.16/206,735.76 = 43,068.24/x
  3. Step 3: Cross multiply
    137,864.16x = 206,735.76 × 43,068.24
  4. Step 4: Simplify right side
    137,864.16x = 8,903,745,328.26
  5. Step 5: Solve for x
    x = 8,903,745,328.26/137,864.16
  6. Step 6: Final answer
    x = 64,583.47

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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.