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Finding the Fourth Proportional to 160,089.74, 220,924.06 and 88,469.78

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Solution

The fourth proportional to 160,089.74, 220,924.06 and 88,469.78 is: 122,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,089.74 : 220,924.06 = 88,469.78 : x
  2. Step 2: Convert to fraction form
    160,089.74/220,924.06 = 88,469.78/x
  3. Step 3: Cross multiply
    160,089.74x = 220,924.06 × 88,469.78
  4. Step 4: Simplify right side
    160,089.74x = 19,545,103,212.48
  5. Step 5: Solve for x
    x = 19,545,103,212.48/160,089.74
  6. Step 6: Final answer
    x = 122,088.42

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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.