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Finding the Fourth Proportional to 159,846.77, 220,572.82 and 88,222.17

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Solution

The fourth proportional to 159,846.77, 220,572.82 and 88,222.17 is: 121,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,846.77 : 220,572.82 = 88,222.17 : x
  2. Step 2: Convert to fraction form
    159,846.77/220,572.82 = 88,222.17/x
  3. Step 3: Cross multiply
    159,846.77x = 220,572.82 × 88,222.17
  4. Step 4: Simplify right side
    159,846.77x = 19,459,412,602.86
  5. Step 5: Solve for x
    x = 19,459,412,602.86/159,846.77
  6. Step 6: Final answer
    x = 121,737.92

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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.