Home / 160,319.43-221,176.51-92,299.91

Finding the Fourth Proportional to 160,319.43, 221,176.51 and 92,299.91

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Solution

The fourth proportional to 160,319.43, 221,176.51 and 92,299.91 is: 127,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,319.43 : 221,176.51 = 92,299.91 : x
  2. Step 2: Convert to fraction form
    160,319.43/221,176.51 = 92,299.91/x
  3. Step 3: Cross multiply
    160,319.43x = 221,176.51 × 92,299.91
  4. Step 4: Simplify right side
    160,319.43x = 20,414,570,630.48
  5. Step 5: Solve for x
    x = 20,414,570,630.48/160,319.43
  6. Step 6: Final answer
    x = 127,336.85

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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.