Home / 147,553.40-221,330.10-58,870.55

Finding the Fourth Proportional to 147,553.40, 221,330.10 and 58,870.55

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Solution

The fourth proportional to 147,553.40, 221,330.10 and 58,870.55 is: 88,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,553.40 : 221,330.10 = 58,870.55 : x
  2. Step 2: Convert to fraction form
    147,553.40/221,330.10 = 58,870.55/x
  3. Step 3: Cross multiply
    147,553.40x = 221,330.10 × 58,870.55
  4. Step 4: Simplify right side
    147,553.40x = 13,029,824,718.56
  5. Step 5: Solve for x
    x = 13,029,824,718.56/147,553.40
  6. Step 6: Final answer
    x = 88,305.83

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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.