Home / 89,106.92-122,967.54-48,822.20

Finding the Fourth Proportional to 89,106.92, 122,967.54 and 48,822.20

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Solution

The fourth proportional to 89,106.92, 122,967.54 and 48,822.20 is: 67,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,106.92 : 122,967.54 = 48,822.20 : x
  2. Step 2: Convert to fraction form
    89,106.92/122,967.54 = 48,822.20/x
  3. Step 3: Cross multiply
    89,106.92x = 122,967.54 × 48,822.20
  4. Step 4: Simplify right side
    89,106.92x = 6,003,545,831.39
  5. Step 5: Solve for x
    x = 6,003,545,831.39/89,106.92
  6. Step 6: Final answer
    x = 67,374.63

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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.