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Finding the Fourth Proportional to 89,599.86, 134,419.83 and 27,275.22

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Solution

The fourth proportional to 89,599.86, 134,419.83 and 27,275.22 is: 40,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,599.86 : 134,419.83 = 27,275.22 : x
  2. Step 2: Convert to fraction form
    89,599.86/134,419.83 = 27,275.22/x
  3. Step 3: Cross multiply
    89,599.86x = 134,419.83 × 27,275.22
  4. Step 4: Simplify right side
    89,599.86x = 3,666,330,435.61
  5. Step 5: Solve for x
    x = 3,666,330,435.61/89,599.86
  6. Step 6: Final answer
    x = 40,918.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.