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Finding the Fourth Proportional to 159,635.93, 220,297.39 and 88,017.08

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Solution

The fourth proportional to 159,635.93, 220,297.39 and 88,017.08 is: 121,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,635.93 : 220,297.39 = 88,017.08 : x
  2. Step 2: Convert to fraction form
    159,635.93/220,297.39 = 88,017.08/x
  3. Step 3: Cross multiply
    159,635.93x = 220,297.39 × 88,017.08
  4. Step 4: Simplify right side
    159,635.93x = 19,389,931,677.89
  5. Step 5: Solve for x
    x = 19,389,931,677.89/159,635.93
  6. Step 6: Final answer
    x = 121,463.46

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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.