Home / 147,084.84-220,679.10-53,600.04

Finding the Fourth Proportional to 147,084.84, 220,679.10 and 53,600.04

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Solution

The fourth proportional to 147,084.84, 220,679.10 and 53,600.04 is: 80,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,084.84 : 220,679.10 = 53,600.04 : x
  2. Step 2: Convert to fraction form
    147,084.84/220,679.10 = 53,600.04/x
  3. Step 3: Cross multiply
    147,084.84x = 220,679.10 × 53,600.04
  4. Step 4: Simplify right side
    147,084.84x = 11,828,408,587.16
  5. Step 5: Solve for x
    x = 11,828,408,587.16/147,084.84
  6. Step 6: Final answer
    x = 80,418.95

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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.