Home / 89,097.36-122,954.13-48,811.20

Finding the Fourth Proportional to 89,097.36, 122,954.13 and 48,811.20

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Solution

The fourth proportional to 89,097.36, 122,954.13 and 48,811.20 is: 67,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,097.36 : 122,954.13 = 48,811.20 : x
  2. Step 2: Convert to fraction form
    89,097.36/122,954.13 = 48,811.20/x
  3. Step 3: Cross multiply
    89,097.36x = 122,954.13 × 48,811.20
  4. Step 4: Simplify right side
    89,097.36x = 6,001,538,630.26
  5. Step 5: Solve for x
    x = 6,001,538,630.26/89,097.36
  6. Step 6: Final answer
    x = 67,359.33

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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.