Home / 178,119.21-267,031.65-83,302.74

Finding the Fourth Proportional to 178,119.21, 267,031.65 and 83,302.74

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Solution

The fourth proportional to 178,119.21, 267,031.65 and 83,302.74 is: 124,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,119.21 : 267,031.65 = 83,302.74 : x
  2. Step 2: Convert to fraction form
    178,119.21/267,031.65 = 83,302.74/x
  3. Step 3: Cross multiply
    178,119.21x = 267,031.65 × 83,302.74
  4. Step 4: Simplify right side
    178,119.21x = 22,244,466,360.05
  5. Step 5: Solve for x
    x = 22,244,466,360.05/178,119.21
  6. Step 6: Final answer
    x = 124,885.27

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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.