Home / 112,737.60-155,260.80-93,702.24

Finding the Fourth Proportional to 112,737.60, 155,260.80 and 93,702.24

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Solution

The fourth proportional to 112,737.60, 155,260.80 and 93,702.24 is: 129,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,737.60 : 155,260.80 = 93,702.24 : x
  2. Step 2: Convert to fraction form
    112,737.60/155,260.80 = 93,702.24/x
  3. Step 3: Cross multiply
    112,737.60x = 155,260.80 × 93,702.24
  4. Step 4: Simplify right side
    112,737.60x = 14,548,284,744.19
  5. Step 5: Solve for x
    x = 14,548,284,744.19/112,737.60
  6. Step 6: Final answer
    x = 129,045.54

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1.5x scale

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.