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Finding the Fourth Proportional to 160,596.47, 221,613.87 and 88,972.22

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Solution

The fourth proportional to 160,596.47, 221,613.87 and 88,972.22 is: 122,776.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,596.47 : 221,613.87 = 88,972.22 : x
  2. Step 2: Convert to fraction form
    160,596.47/221,613.87 = 88,972.22/x
  3. Step 3: Cross multiply
    160,596.47x = 221,613.87 × 88,972.22
  4. Step 4: Simplify right side
    160,596.47x = 19,717,478,884.37
  5. Step 5: Solve for x
    x = 19,717,478,884.37/160,596.47
  6. Step 6: Final answer
    x = 122,776.54

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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.