Home / 89,080.73-122,931.45-48,795.16

Finding the Fourth Proportional to 89,080.73, 122,931.45 and 48,795.16

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Solution

The fourth proportional to 89,080.73, 122,931.45 and 48,795.16 is: 67,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,080.73 : 122,931.45 = 48,795.16 : x
  2. Step 2: Convert to fraction form
    89,080.73/122,931.45 = 48,795.16/x
  3. Step 3: Cross multiply
    89,080.73x = 122,931.45 × 48,795.16
  4. Step 4: Simplify right side
    89,080.73x = 5,998,459,771.78
  5. Step 5: Solve for x
    x = 5,998,459,771.78/89,080.73
  6. Step 6: Final answer
    x = 67,337.34

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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.