Home / 122,892.64-184,338.88-70,265.25

Finding the Fourth Proportional to 122,892.64, 184,338.88 and 70,265.25

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Solution

The fourth proportional to 122,892.64, 184,338.88 and 70,265.25 is: 105,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,892.64 : 184,338.88 = 70,265.25 : x
  2. Step 2: Convert to fraction form
    122,892.64/184,338.88 = 70,265.25/x
  3. Step 3: Cross multiply
    122,892.64x = 184,338.88 × 70,265.25
  4. Step 4: Simplify right side
    122,892.64x = 12,952,617,487.92
  5. Step 5: Solve for x
    x = 12,952,617,487.92/122,892.64
  6. Step 6: Final answer
    x = 105,397.83

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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.