Home / 137,316.47-206,006.13-53,077.32

Finding the Fourth Proportional to 137,316.47, 206,006.13 and 53,077.32

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Solution

The fourth proportional to 137,316.47, 206,006.13 and 53,077.32 is: 79,628.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,316.47 : 206,006.13 = 53,077.32 : x
  2. Step 2: Convert to fraction form
    137,316.47/206,006.13 = 53,077.32/x
  3. Step 3: Cross multiply
    137,316.47x = 206,006.13 × 53,077.32
  4. Step 4: Simplify right side
    137,316.47x = 10,934,253,283.97
  5. Step 5: Solve for x
    x = 10,934,253,283.97/137,316.47
  6. Step 6: Final answer
    x = 79,628.13

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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.