Home / 52,098.55-78,178.50-36,100.64

Finding the Fourth Proportional to 52,098.55, 78,178.50 and 36,100.64

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Solution

The fourth proportional to 52,098.55, 78,178.50 and 36,100.64 is: 54,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,098.55 : 78,178.50 = 36,100.64 : x
  2. Step 2: Convert to fraction form
    52,098.55/78,178.50 = 36,100.64/x
  3. Step 3: Cross multiply
    52,098.55x = 78,178.50 × 36,100.64
  4. Step 4: Simplify right side
    52,098.55x = 2,822,294,079.69
  5. Step 5: Solve for x
    x = 2,822,294,079.69/52,098.55
  6. Step 6: Final answer
    x = 54,172.22

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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.