Home / 55,861.72-77,093.46-31,995.88

Finding the Fourth Proportional to 55,861.72, 77,093.46 and 31,995.88

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Solution

The fourth proportional to 55,861.72, 77,093.46 and 31,995.88 is: 44,156.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,861.72 : 77,093.46 = 31,995.88 : x
  2. Step 2: Convert to fraction form
    55,861.72/77,093.46 = 31,995.88/x
  3. Step 3: Cross multiply
    55,861.72x = 77,093.46 × 31,995.88
  4. Step 4: Simplify right side
    55,861.72x = 2,466,673,094.94
  5. Step 5: Solve for x
    x = 2,466,673,094.94/55,861.72
  6. Step 6: Final answer
    x = 44,156.77

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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.