Home / 141,569.52-195,370.04-77,042.92

Finding the Fourth Proportional to 141,569.52, 195,370.04 and 77,042.92

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Solution

The fourth proportional to 141,569.52, 195,370.04 and 77,042.92 is: 106,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,569.52 : 195,370.04 = 77,042.92 : x
  2. Step 2: Convert to fraction form
    141,569.52/195,370.04 = 77,042.92/x
  3. Step 3: Cross multiply
    141,569.52x = 195,370.04 × 77,042.92
  4. Step 4: Simplify right side
    141,569.52x = 15,051,877,192.66
  5. Step 5: Solve for x
    x = 15,051,877,192.66/141,569.52
  6. Step 6: Final answer
    x = 106,321.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.