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Finding the Fourth Proportional to 146,998.70, 220,526.85 and 62,758.70

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Solution

The fourth proportional to 146,998.70, 220,526.85 and 62,758.70 is: 94,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,998.70 : 220,526.85 = 62,758.70 : x
  2. Step 2: Convert to fraction form
    146,998.70/220,526.85 = 62,758.70/x
  3. Step 3: Cross multiply
    146,998.70x = 220,526.85 × 62,758.70
  4. Step 4: Simplify right side
    146,998.70x = 13,839,978,421.10
  5. Step 5: Solve for x
    x = 13,839,978,421.10/146,998.70
  6. Step 6: Final answer
    x = 94,150.35

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1.5x scale

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.