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Finding the Fourth Proportional to 59,702.78, 89,482.07 and 26,385.05

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Solution

The fourth proportional to 59,702.78, 89,482.07 and 26,385.05 is: 39,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,702.78 : 89,482.07 = 26,385.05 : x
  2. Step 2: Convert to fraction form
    59,702.78/89,482.07 = 26,385.05/x
  3. Step 3: Cross multiply
    59,702.78x = 89,482.07 × 26,385.05
  4. Step 4: Simplify right side
    59,702.78x = 2,360,988,311.72
  5. Step 5: Solve for x
    x = 2,360,988,311.72/59,702.78
  6. Step 6: Final answer
    x = 39,545.70

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1.5x scale

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.