Home / 198,460.47-297,695.57-58,223.55

Finding the Fourth Proportional to 198,460.47, 297,695.57 and 58,223.55

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Solution

The fourth proportional to 198,460.47, 297,695.57 and 58,223.55 is: 87,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,460.47 : 297,695.57 = 58,223.55 : x
  2. Step 2: Convert to fraction form
    198,460.47/297,695.57 = 58,223.55/x
  3. Step 3: Cross multiply
    198,460.47x = 297,695.57 × 58,223.55
  4. Step 4: Simplify right side
    198,460.47x = 17,332,892,613.56
  5. Step 5: Solve for x
    x = 17,332,892,613.56/198,460.47
  6. Step 6: Final answer
    x = 87,336.75

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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.