Home / 60,776.13-91,164.20-16,402.81

Finding the Fourth Proportional to 60,776.13, 91,164.20 and 16,402.81

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Solution

The fourth proportional to 60,776.13, 91,164.20 and 16,402.81 is: 24,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,776.13 : 91,164.20 = 16,402.81 : x
  2. Step 2: Convert to fraction form
    60,776.13/91,164.20 = 16,402.81/x
  3. Step 3: Cross multiply
    60,776.13x = 91,164.20 × 16,402.81
  4. Step 4: Simplify right side
    60,776.13x = 1,495,348,912.41
  5. Step 5: Solve for x
    x = 1,495,348,912.41/60,776.13
  6. Step 6: Final answer
    x = 24,604.21

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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.