Home / 124,695.14-187,042.74-31,200.92

Finding the Fourth Proportional to 124,695.14, 187,042.74 and 31,200.92

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Solution

The fourth proportional to 124,695.14, 187,042.74 and 31,200.92 is: 46,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,695.14 : 187,042.74 = 31,200.92 : x
  2. Step 2: Convert to fraction form
    124,695.14/187,042.74 = 31,200.92/x
  3. Step 3: Cross multiply
    124,695.14x = 187,042.74 × 31,200.92
  4. Step 4: Simplify right side
    124,695.14x = 5,835,905,567.32
  5. Step 5: Solve for x
    x = 5,835,905,567.32/124,695.14
  6. Step 6: Final answer
    x = 46,801.39

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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.