Home / 60,946.78-91,234.26-54,623.92

Finding the Fourth Proportional to 60,946.78, 91,234.26 and 54,623.92

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Solution

The fourth proportional to 60,946.78, 91,234.26 and 54,623.92 is: 81,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,946.78 : 91,234.26 = 54,623.92 : x
  2. Step 2: Convert to fraction form
    60,946.78/91,234.26 = 54,623.92/x
  3. Step 3: Cross multiply
    60,946.78x = 91,234.26 × 54,623.92
  4. Step 4: Simplify right side
    60,946.78x = 4,983,572,919.50
  5. Step 5: Solve for x
    x = 4,983,572,919.50/60,946.78
  6. Step 6: Final answer
    x = 81,769.26

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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.