Home / 178,659.10-267,886.59-73,391.50

Finding the Fourth Proportional to 178,659.10, 267,886.59 and 73,391.50

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Solution

The fourth proportional to 178,659.10, 267,886.59 and 73,391.50 is: 110,045.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,659.10 : 267,886.59 = 73,391.50 : x
  2. Step 2: Convert to fraction form
    178,659.10/267,886.59 = 73,391.50/x
  3. Step 3: Cross multiply
    178,659.10x = 267,886.59 × 73,391.50
  4. Step 4: Simplify right side
    178,659.10x = 19,660,598,669.99
  5. Step 5: Solve for x
    x = 19,660,598,669.99/178,659.10
  6. Step 6: Final answer
    x = 110,045.32

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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.