Home / 147,494.22-203,557.62-90,167.10

Finding the Fourth Proportional to 147,494.22, 203,557.62 and 90,167.10

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Solution

The fourth proportional to 147,494.22, 203,557.62 and 90,167.10 is: 124,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,494.22 : 203,557.62 = 90,167.10 : x
  2. Step 2: Convert to fraction form
    147,494.22/203,557.62 = 90,167.10/x
  3. Step 3: Cross multiply
    147,494.22x = 203,557.62 × 90,167.10
  4. Step 4: Simplify right side
    147,494.22x = 18,354,200,278.30
  5. Step 5: Solve for x
    x = 18,354,200,278.30/147,494.22
  6. Step 6: Final answer
    x = 124,440.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.