Home / 178,566.83-267,847.30-71,948.19

Finding the Fourth Proportional to 178,566.83, 267,847.30 and 71,948.19

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Solution

The fourth proportional to 178,566.83, 267,847.30 and 71,948.19 is: 107,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,566.83 : 267,847.30 = 71,948.19 : x
  2. Step 2: Convert to fraction form
    178,566.83/267,847.30 = 71,948.19/x
  3. Step 3: Cross multiply
    178,566.83x = 267,847.30 × 71,948.19
  4. Step 4: Simplify right side
    178,566.83x = 19,271,128,431.39
  5. Step 5: Solve for x
    x = 19,271,128,431.39/178,566.83
  6. Step 6: Final answer
    x = 107,921.10

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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.