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Finding the Fourth Proportional to 160,106.57, 220,927.92 and 88,476.86

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Solution

The fourth proportional to 160,106.57, 220,927.92 and 88,476.86 is: 122,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,106.57 : 220,927.92 = 88,476.86 : x
  2. Step 2: Convert to fraction form
    160,106.57/220,927.92 = 88,476.86/x
  3. Step 3: Cross multiply
    160,106.57x = 220,927.92 × 88,476.86
  4. Step 4: Simplify right side
    160,106.57x = 19,547,008,647.93
  5. Step 5: Solve for x
    x = 19,547,008,647.93/160,106.57
  6. Step 6: Final answer
    x = 122,087.49

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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.