Home / 122,966.20-184,449.30-89,529.40

Finding the Fourth Proportional to 122,966.20, 184,449.30 and 89,529.40

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Solution

The fourth proportional to 122,966.20, 184,449.30 and 89,529.40 is: 134,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,966.20 : 184,449.30 = 89,529.40 : x
  2. Step 2: Convert to fraction form
    122,966.20/184,449.30 = 89,529.40/x
  3. Step 3: Cross multiply
    122,966.20x = 184,449.30 × 89,529.40
  4. Step 4: Simplify right side
    122,966.20x = 16,513,635,159.42
  5. Step 5: Solve for x
    x = 16,513,635,159.42/122,966.20
  6. Step 6: Final answer
    x = 134,294.10

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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.