Home / 66,545.95-99,769.72-40,244.85

Finding the Fourth Proportional to 66,545.95, 99,769.72 and 40,244.85

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Solution

The fourth proportional to 66,545.95, 99,769.72 and 40,244.85 is: 60,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,545.95 : 99,769.72 = 40,244.85 : x
  2. Step 2: Convert to fraction form
    66,545.95/99,769.72 = 40,244.85/x
  3. Step 3: Cross multiply
    66,545.95x = 99,769.72 × 40,244.85
  4. Step 4: Simplify right side
    66,545.95x = 4,015,217,415.94
  5. Step 5: Solve for x
    x = 4,015,217,415.94/66,545.95
  6. Step 6: Final answer
    x = 60,337.52

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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.