Home / 141,374.19-195,095.24-77,711.31

Finding the Fourth Proportional to 141,374.19, 195,095.24 and 77,711.31

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Solution

The fourth proportional to 141,374.19, 195,095.24 and 77,711.31 is: 107,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,374.19 : 195,095.24 = 77,711.31 : x
  2. Step 2: Convert to fraction form
    141,374.19/195,095.24 = 77,711.31/x
  3. Step 3: Cross multiply
    141,374.19x = 195,095.24 × 77,711.31
  4. Step 4: Simplify right side
    141,374.19x = 15,161,106,286.61
  5. Step 5: Solve for x
    x = 15,161,106,286.61/141,374.19
  6. Step 6: Final answer
    x = 107,240.98

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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.