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Finding the Fourth Proportional to 146,925.81, 220,388.70 and 41,731.11

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Solution

The fourth proportional to 146,925.81, 220,388.70 and 41,731.11 is: 62,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,925.81 : 220,388.70 = 41,731.11 : x
  2. Step 2: Convert to fraction form
    146,925.81/220,388.70 = 41,731.11/x
  3. Step 3: Cross multiply
    146,925.81x = 220,388.70 × 41,731.11
  4. Step 4: Simplify right side
    146,925.81x = 9,197,065,082.46
  5. Step 5: Solve for x
    x = 9,197,065,082.46/146,925.81
  6. Step 6: Final answer
    x = 62,596.66

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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.