Home / 178,318.07-267,518.10-58,378.88

Finding the Fourth Proportional to 178,318.07, 267,518.10 and 58,378.88

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Solution

The fourth proportional to 178,318.07, 267,518.10 and 58,378.88 is: 87,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,318.07 : 267,518.10 = 58,378.88 : x
  2. Step 2: Convert to fraction form
    178,318.07/267,518.10 = 58,378.88/x
  3. Step 3: Cross multiply
    178,318.07x = 267,518.10 × 58,378.88
  4. Step 4: Simplify right side
    178,318.07x = 15,617,405,720.14
  5. Step 5: Solve for x
    x = 15,617,405,720.14/178,318.07
  6. Step 6: Final answer
    x = 87,581.74

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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.