Home / 85,233.92-127,865.22-26,055.76

Finding the Fourth Proportional to 85,233.92, 127,865.22 and 26,055.76

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Solution

The fourth proportional to 85,233.92, 127,865.22 and 26,055.76 is: 39,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,233.92 : 127,865.22 = 26,055.76 : x
  2. Step 2: Convert to fraction form
    85,233.92/127,865.22 = 26,055.76/x
  3. Step 3: Cross multiply
    85,233.92x = 127,865.22 × 26,055.76
  4. Step 4: Simplify right side
    85,233.92x = 3,331,624,845.34
  5. Step 5: Solve for x
    x = 3,331,624,845.34/85,233.92
  6. Step 6: Final answer
    x = 39,088.02

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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.