Home / 291,785.60-437,503.20-114,080.72

Finding the Fourth Proportional to 291,785.60, 437,503.20 and 114,080.72

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Solution

The fourth proportional to 291,785.60, 437,503.20 and 114,080.72 is: 171,052.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,785.60 : 437,503.20 = 114,080.72 : x
  2. Step 2: Convert to fraction form
    291,785.60/437,503.20 = 114,080.72/x
  3. Step 3: Cross multiply
    291,785.60x = 437,503.20 × 114,080.72
  4. Step 4: Simplify right side
    291,785.60x = 49,910,680,058.30
  5. Step 5: Solve for x
    x = 49,910,680,058.30/291,785.60
  6. Step 6: Final answer
    x = 171,052.58

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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.