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Finding the Fourth Proportional to 52,344.77, 78,487.40 and 35,724.93

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Solution

The fourth proportional to 52,344.77, 78,487.40 and 35,724.93 is: 53,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,344.77 : 78,487.40 = 35,724.93 : x
  2. Step 2: Convert to fraction form
    52,344.77/78,487.40 = 35,724.93/x
  3. Step 3: Cross multiply
    52,344.77x = 78,487.40 × 35,724.93
  4. Step 4: Simplify right side
    52,344.77x = 2,803,956,692.26
  5. Step 5: Solve for x
    x = 2,803,956,692.26/52,344.77
  6. Step 6: Final answer
    x = 53,567.09

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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.