Home / 52,560.26-78,728.30-42,521.93

Finding the Fourth Proportional to 52,560.26, 78,728.30 and 42,521.93

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Solution

The fourth proportional to 52,560.26, 78,728.30 and 42,521.93 is: 63,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,560.26 : 78,728.30 = 42,521.93 : x
  2. Step 2: Convert to fraction form
    52,560.26/78,728.30 = 42,521.93/x
  3. Step 3: Cross multiply
    52,560.26x = 78,728.30 × 42,521.93
  4. Step 4: Simplify right side
    52,560.26x = 3,347,679,261.62
  5. Step 5: Solve for x
    x = 3,347,679,261.62/52,560.26
  6. Step 6: Final answer
    x = 63,692.21

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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.