Home / 160,031.64-220,856.58-88,417.92

Finding the Fourth Proportional to 160,031.64, 220,856.58 and 88,417.92

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Solution

The fourth proportional to 160,031.64, 220,856.58 and 88,417.92 is: 122,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,031.64 : 220,856.58 = 88,417.92 : x
  2. Step 2: Convert to fraction form
    160,031.64/220,856.58 = 88,417.92/x
  3. Step 3: Cross multiply
    160,031.64x = 220,856.58 × 88,417.92
  4. Step 4: Simplify right side
    160,031.64x = 19,527,679,421.91
  5. Step 5: Solve for x
    x = 19,527,679,421.91/160,031.64
  6. Step 6: Final answer
    x = 122,023.87

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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.