Home / 146,748.43-220,156.26-53,254.18

Finding the Fourth Proportional to 146,748.43, 220,156.26 and 53,254.18

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Solution

The fourth proportional to 146,748.43, 220,156.26 and 53,254.18 is: 79,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,748.43 : 220,156.26 = 53,254.18 : x
  2. Step 2: Convert to fraction form
    146,748.43/220,156.26 = 53,254.18/x
  3. Step 3: Cross multiply
    146,748.43x = 220,156.26 × 53,254.18
  4. Step 4: Simplify right side
    146,748.43x = 11,724,241,098.17
  5. Step 5: Solve for x
    x = 11,724,241,098.17/146,748.43
  6. Step 6: Final answer
    x = 79,893.47

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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.