Home / 60,810.28-91,209.85-43,116.84

Finding the Fourth Proportional to 60,810.28, 91,209.85 and 43,116.84

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Solution

The fourth proportional to 60,810.28, 91,209.85 and 43,116.84 is: 64,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,810.28 : 91,209.85 = 43,116.84 : x
  2. Step 2: Convert to fraction form
    60,810.28/91,209.85 = 43,116.84/x
  3. Step 3: Cross multiply
    60,810.28x = 91,209.85 × 43,116.84
  4. Step 4: Simplify right side
    60,810.28x = 3,932,680,401.08
  5. Step 5: Solve for x
    x = 3,932,680,401.08/60,810.28
  6. Step 6: Final answer
    x = 64,671.31

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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.