Home / 52,261.15-78,740.38-47,269.27

Finding the Fourth Proportional to 52,261.15, 78,740.38 and 47,269.27

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Solution

The fourth proportional to 52,261.15, 78,740.38 and 47,269.27 is: 71,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,261.15 : 78,740.38 = 47,269.27 : x
  2. Step 2: Convert to fraction form
    52,261.15/78,740.38 = 47,269.27/x
  3. Step 3: Cross multiply
    52,261.15x = 78,740.38 × 47,269.27
  4. Step 4: Simplify right side
    52,261.15x = 3,722,000,282.12
  5. Step 5: Solve for x
    x = 3,722,000,282.12/52,261.15
  6. Step 6: Final answer
    x = 71,219.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.