Home / 178,432.13-267,563.43-103,575.22

Finding the Fourth Proportional to 178,432.13, 267,563.43 and 103,575.22

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Solution

The fourth proportional to 178,432.13, 267,563.43 and 103,575.22 is: 155,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,432.13 : 267,563.43 = 103,575.22 : x
  2. Step 2: Convert to fraction form
    178,432.13/267,563.43 = 103,575.22/x
  3. Step 3: Cross multiply
    178,432.13x = 267,563.43 × 103,575.22
  4. Step 4: Simplify right side
    178,432.13x = 27,712,940,457.30
  5. Step 5: Solve for x
    x = 27,712,940,457.30/178,432.13
  6. Step 6: Final answer
    x = 155,313.62

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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.