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Finding the Fourth Proportional to 160,099.80, 220,924.42 and 88,479.80

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Solution

The fourth proportional to 160,099.80, 220,924.42 and 88,479.80 is: 122,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,099.80 : 220,924.42 = 88,479.80 : x
  2. Step 2: Convert to fraction form
    160,099.80/220,924.42 = 88,479.80/x
  3. Step 3: Cross multiply
    160,099.80x = 220,924.42 × 88,479.80
  4. Step 4: Simplify right side
    160,099.80x = 19,547,348,496.72
  5. Step 5: Solve for x
    x = 19,547,348,496.72/160,099.80
  6. Step 6: Final answer
    x = 122,094.77

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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.