Home / 52,178.32-78,233.44-34,355.03

Finding the Fourth Proportional to 52,178.32, 78,233.44 and 34,355.03

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Solution

The fourth proportional to 52,178.32, 78,233.44 and 34,355.03 is: 51,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,178.32 : 78,233.44 = 34,355.03 : x
  2. Step 2: Convert to fraction form
    52,178.32/78,233.44 = 34,355.03/x
  3. Step 3: Cross multiply
    52,178.32x = 78,233.44 × 34,355.03
  4. Step 4: Simplify right side
    52,178.32x = 2,687,712,178.20
  5. Step 5: Solve for x
    x = 2,687,712,178.20/52,178.32
  6. Step 6: Final answer
    x = 51,510.13

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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.