Home / 89,393.13-134,087.61-45,007.96

Finding the Fourth Proportional to 89,393.13, 134,087.61 and 45,007.96

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Solution

The fourth proportional to 89,393.13, 134,087.61 and 45,007.96 is: 67,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,393.13 : 134,087.61 = 45,007.96 : x
  2. Step 2: Convert to fraction form
    89,393.13/134,087.61 = 45,007.96/x
  3. Step 3: Cross multiply
    89,393.13x = 134,087.61 × 45,007.96
  4. Step 4: Simplify right side
    89,393.13x = 6,035,009,787.38
  5. Step 5: Solve for x
    x = 6,035,009,787.38/89,393.13
  6. Step 6: Final answer
    x = 67,510.89

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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.