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Finding the Fourth Proportional to 239,714.68, 359,478.58 and 89,873.22

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Solution

The fourth proportional to 239,714.68, 359,478.58 and 89,873.22 is: 134,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,714.68 : 359,478.58 = 89,873.22 : x
  2. Step 2: Convert to fraction form
    239,714.68/359,478.58 = 89,873.22/x
  3. Step 3: Cross multiply
    239,714.68x = 359,478.58 × 89,873.22
  4. Step 4: Simplify right side
    239,714.68x = 32,307,497,505.63
  5. Step 5: Solve for x
    x = 32,307,497,505.63/239,714.68
  6. Step 6: Final answer
    x = 134,774.80

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1.5x scale

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.