Home / 96,601.32-144,913.74-30,045

Finding the Fourth Proportional to 96,601.32, 144,913.74 and 30,045

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Solution

The fourth proportional to 96,601.32, 144,913.74 and 30,045 is: 45,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,601.32 : 144,913.74 = 30,045 : x
  2. Step 2: Convert to fraction form
    96,601.32/144,913.74 = 30,045/x
  3. Step 3: Cross multiply
    96,601.32x = 144,913.74 × 30,045
  4. Step 4: Simplify right side
    96,601.32x = 4,353,933,318.30
  5. Step 5: Solve for x
    x = 4,353,933,318.30/96,601.32
  6. Step 6: Final answer
    x = 45,071.16

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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.