Home / 141,746.52-195,600.91-78,084.32

Finding the Fourth Proportional to 141,746.52, 195,600.91 and 78,084.32

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Solution

The fourth proportional to 141,746.52, 195,600.91 and 78,084.32 is: 107,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,746.52 : 195,600.91 = 78,084.32 : x
  2. Step 2: Convert to fraction form
    141,746.52/195,600.91 = 78,084.32/x
  3. Step 3: Cross multiply
    141,746.52x = 195,600.91 × 78,084.32
  4. Step 4: Simplify right side
    141,746.52x = 15,273,363,021.92
  5. Step 5: Solve for x
    x = 15,273,363,021.92/141,746.52
  6. Step 6: Final answer
    x = 107,751.24

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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.