Home / 71,907.50-99,232.68-41,710.70

Finding the Fourth Proportional to 71,907.50, 99,232.68 and 41,710.70

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Solution

The fourth proportional to 71,907.50, 99,232.68 and 41,710.70 is: 57,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,907.50 : 99,232.68 = 41,710.70 : x
  2. Step 2: Convert to fraction form
    71,907.50/99,232.68 = 41,710.70/x
  3. Step 3: Cross multiply
    71,907.50x = 99,232.68 × 41,710.70
  4. Step 4: Simplify right side
    71,907.50x = 4,139,064,545.68
  5. Step 5: Solve for x
    x = 4,139,064,545.68/71,907.50
  6. Step 6: Final answer
    x = 57,560.96

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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.