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Finding the Fourth Proportional to 60,708.62, 83,777.54 and 33,851.46

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Solution

The fourth proportional to 60,708.62, 83,777.54 and 33,851.46 is: 46,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,708.62 : 83,777.54 = 33,851.46 : x
  2. Step 2: Convert to fraction form
    60,708.62/83,777.54 = 33,851.46/x
  3. Step 3: Cross multiply
    60,708.62x = 83,777.54 × 33,851.46
  4. Step 4: Simplify right side
    60,708.62x = 2,835,992,044.21
  5. Step 5: Solve for x
    x = 2,835,992,044.21/60,708.62
  6. Step 6: Final answer
    x = 46,714.82

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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.