Home / 89,098.13-122,955.65-48,812.67

Finding the Fourth Proportional to 89,098.13, 122,955.65 and 48,812.67

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Solution

The fourth proportional to 89,098.13, 122,955.65 and 48,812.67 is: 67,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.13 : 122,955.65 = 48,812.67 : x
  2. Step 2: Convert to fraction form
    89,098.13/122,955.65 = 48,812.67/x
  3. Step 3: Cross multiply
    89,098.13x = 122,955.65 × 48,812.67
  4. Step 4: Simplify right side
    89,098.13x = 6,001,793,324.02
  5. Step 5: Solve for x
    x = 6,001,793,324.02/89,098.13
  6. Step 6: Final answer
    x = 67,361.61

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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.