Home / 60,578.20-90,885.89-31,016.80

Finding the Fourth Proportional to 60,578.20, 90,885.89 and 31,016.80

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Solution

The fourth proportional to 60,578.20, 90,885.89 and 31,016.80 is: 46,534.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,578.20 : 90,885.89 = 31,016.80 : x
  2. Step 2: Convert to fraction form
    60,578.20/90,885.89 = 31,016.80/x
  3. Step 3: Cross multiply
    60,578.20x = 90,885.89 × 31,016.80
  4. Step 4: Simplify right side
    60,578.20x = 2,818,989,323.28
  5. Step 5: Solve for x
    x = 2,818,989,323.28/60,578.20
  6. Step 6: Final answer
    x = 46,534.72

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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.