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Finding the Fourth Proportional to 60,842.58, 83,954.46 and 33,981.66

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Solution

The fourth proportional to 60,842.58, 83,954.46 and 33,981.66 is: 46,890.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842.58 : 83,954.46 = 33,981.66 : x
  2. Step 2: Convert to fraction form
    60,842.58/83,954.46 = 33,981.66/x
  3. Step 3: Cross multiply
    60,842.58x = 83,954.46 × 33,981.66
  4. Step 4: Simplify right side
    60,842.58x = 2,852,911,915.20
  5. Step 5: Solve for x
    x = 2,852,911,915.20/60,842.58
  6. Step 6: Final answer
    x = 46,890.05

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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.