Home / 89,330.04-134,014.50-30,163.19

Finding the Fourth Proportional to 89,330.04, 134,014.50 and 30,163.19

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Solution

The fourth proportional to 89,330.04, 134,014.50 and 30,163.19 is: 45,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,330.04 : 134,014.50 = 30,163.19 : x
  2. Step 2: Convert to fraction form
    89,330.04/134,014.50 = 30,163.19/x
  3. Step 3: Cross multiply
    89,330.04x = 134,014.50 × 30,163.19
  4. Step 4: Simplify right side
    89,330.04x = 4,042,304,156.18
  5. Step 5: Solve for x
    x = 4,042,304,156.18/89,330.04
  6. Step 6: Final answer
    x = 45,251.34

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Double scale
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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.