Home / 160,476.80-221,464.86-88,856.76

Finding the Fourth Proportional to 160,476.80, 221,464.86 and 88,856.76

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Solution

The fourth proportional to 160,476.80, 221,464.86 and 88,856.76 is: 122,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,476.80 : 221,464.86 = 88,856.76 : x
  2. Step 2: Convert to fraction form
    160,476.80/221,464.86 = 88,856.76/x
  3. Step 3: Cross multiply
    160,476.80x = 221,464.86 × 88,856.76
  4. Step 4: Simplify right side
    160,476.80x = 19,678,649,913.45
  5. Step 5: Solve for x
    x = 19,678,649,913.45/160,476.80
  6. Step 6: Final answer
    x = 122,626.14

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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.