Home / 178,386.03-267,429-83,566.22

Finding the Fourth Proportional to 178,386.03, 267,429 and 83,566.22

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Solution

The fourth proportional to 178,386.03, 267,429 and 83,566.22 is: 125,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,386.03 : 267,429 = 83,566.22 : x
  2. Step 2: Convert to fraction form
    178,386.03/267,429 = 83,566.22/x
  3. Step 3: Cross multiply
    178,386.03x = 267,429 × 83,566.22
  4. Step 4: Simplify right side
    178,386.03x = 22,348,030,648.38
  5. Step 5: Solve for x
    x = 22,348,030,648.38/178,386.03
  6. Step 6: Final answer
    x = 125,279.04

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1.5x scale

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.