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Finding the Fourth Proportional to 146,777.70, 220,110.66 and 62,484.66

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Solution

The fourth proportional to 146,777.70, 220,110.66 and 62,484.66 is: 93,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,777.70 : 220,110.66 = 62,484.66 : x
  2. Step 2: Convert to fraction form
    146,777.70/220,110.66 = 62,484.66/x
  3. Step 3: Cross multiply
    146,777.70x = 220,110.66 × 62,484.66
  4. Step 4: Simplify right side
    146,777.70x = 13,753,539,752.48
  5. Step 5: Solve for x
    x = 13,753,539,752.48/146,777.70
  6. Step 6: Final answer
    x = 93,703.20

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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.