Home / 66,092.48-99,117.73-21,708.90

Finding the Fourth Proportional to 66,092.48, 99,117.73 and 21,708.90

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Solution

The fourth proportional to 66,092.48, 99,117.73 and 21,708.90 is: 32,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,092.48 : 99,117.73 = 21,708.90 : x
  2. Step 2: Convert to fraction form
    66,092.48/99,117.73 = 21,708.90/x
  3. Step 3: Cross multiply
    66,092.48x = 99,117.73 × 21,708.90
  4. Step 4: Simplify right side
    66,092.48x = 2,151,736,793.82
  5. Step 5: Solve for x
    x = 2,151,736,793.82/66,092.48
  6. Step 6: Final answer
    x = 32,556.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.