Home / 350,931.66-526,604.85-129,471.18

Finding the Fourth Proportional to 350,931.66, 526,604.85 and 129,471.18

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Solution

The fourth proportional to 350,931.66, 526,604.85 and 129,471.18 is: 194,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,931.66 : 526,604.85 = 129,471.18 : x
  2. Step 2: Convert to fraction form
    350,931.66/526,604.85 = 129,471.18/x
  3. Step 3: Cross multiply
    350,931.66x = 526,604.85 × 129,471.18
  4. Step 4: Simplify right side
    350,931.66x = 68,180,151,323.22
  5. Step 5: Solve for x
    x = 68,180,151,323.22/350,931.66
  6. Step 6: Final answer
    x = 194,283.27

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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.