Home / 160,298.92-221,229.12-92,318.32

Finding the Fourth Proportional to 160,298.92, 221,229.12 and 92,318.32

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Solution

The fourth proportional to 160,298.92, 221,229.12 and 92,318.32 is: 127,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,298.92 : 221,229.12 = 92,318.32 : x
  2. Step 2: Convert to fraction form
    160,298.92/221,229.12 = 92,318.32/x
  3. Step 3: Cross multiply
    160,298.92x = 221,229.12 × 92,318.32
  4. Step 4: Simplify right side
    160,298.92x = 20,423,500,693.48
  5. Step 5: Solve for x
    x = 20,423,500,693.48/160,298.92
  6. Step 6: Final answer
    x = 127,408.85

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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.