Home / 85,223.92-127,831.04-26,059.52

Finding the Fourth Proportional to 85,223.92, 127,831.04 and 26,059.52

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Solution

The fourth proportional to 85,223.92, 127,831.04 and 26,059.52 is: 39,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,223.92 : 127,831.04 = 26,059.52 : x
  2. Step 2: Convert to fraction form
    85,223.92/127,831.04 = 26,059.52/x
  3. Step 3: Cross multiply
    85,223.92x = 127,831.04 × 26,059.52
  4. Step 4: Simplify right side
    85,223.92x = 3,331,215,543.50
  5. Step 5: Solve for x
    x = 3,331,215,543.50/85,223.92
  6. Step 6: Final answer
    x = 39,087.80

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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.