Home / 88,831.12-122,587.26-48,545.50

Finding the Fourth Proportional to 88,831.12, 122,587.26 and 48,545.50

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Solution

The fourth proportional to 88,831.12, 122,587.26 and 48,545.50 is: 66,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,831.12 : 122,587.26 = 48,545.50 : x
  2. Step 2: Convert to fraction form
    88,831.12/122,587.26 = 48,545.50/x
  3. Step 3: Cross multiply
    88,831.12x = 122,587.26 × 48,545.50
  4. Step 4: Simplify right side
    88,831.12x = 5,951,059,217.39
  5. Step 5: Solve for x
    x = 5,951,059,217.39/88,831.12
  6. Step 6: Final answer
    x = 66,992.96

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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.