Home / 160,484.55-221,468.66-88,864.57

Finding the Fourth Proportional to 160,484.55, 221,468.66 and 88,864.57

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Solution

The fourth proportional to 160,484.55, 221,468.66 and 88,864.57 is: 122,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,484.55 : 221,468.66 = 88,864.57 : x
  2. Step 2: Convert to fraction form
    160,484.55/221,468.66 = 88,864.57/x
  3. Step 3: Cross multiply
    160,484.55x = 221,468.66 × 88,864.57
  4. Step 4: Simplify right side
    160,484.55x = 19,680,717,094.66
  5. Step 5: Solve for x
    x = 19,680,717,094.66/160,484.55
  6. Step 6: Final answer
    x = 122,633.10

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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.