Home / 178,570.29-267,846.76-66,272.38

Finding the Fourth Proportional to 178,570.29, 267,846.76 and 66,272.38

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Solution

The fourth proportional to 178,570.29, 267,846.76 and 66,272.38 is: 99,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,570.29 : 267,846.76 = 66,272.38 : x
  2. Step 2: Convert to fraction form
    178,570.29/267,846.76 = 66,272.38/x
  3. Step 3: Cross multiply
    178,570.29x = 267,846.76 × 66,272.38
  4. Step 4: Simplify right side
    178,570.29x = 17,750,841,929.13
  5. Step 5: Solve for x
    x = 17,750,841,929.13/178,570.29
  6. Step 6: Final answer
    x = 99,405.35

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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.