Home / 178,336.59-267,539.84-66,017.76

Finding the Fourth Proportional to 178,336.59, 267,539.84 and 66,017.76

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Solution

The fourth proportional to 178,336.59, 267,539.84 and 66,017.76 is: 99,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,336.59 : 267,539.84 = 66,017.76 : x
  2. Step 2: Convert to fraction form
    178,336.59/267,539.84 = 66,017.76/x
  3. Step 3: Cross multiply
    178,336.59x = 267,539.84 × 66,017.76
  4. Step 4: Simplify right side
    178,336.59x = 17,662,380,617.47
  5. Step 5: Solve for x
    x = 17,662,380,617.47/178,336.59
  6. Step 6: Final answer
    x = 99,039.58

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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.