Home / 133,148.92-183,661.14-101,247.88

Finding the Fourth Proportional to 133,148.92, 183,661.14 and 101,247.88

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Solution

The fourth proportional to 133,148.92, 183,661.14 and 101,247.88 is: 139,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,148.92 : 183,661.14 = 101,247.88 : x
  2. Step 2: Convert to fraction form
    133,148.92/183,661.14 = 101,247.88/x
  3. Step 3: Cross multiply
    133,148.92x = 183,661.14 × 101,247.88
  4. Step 4: Simplify right side
    133,148.92x = 18,595,301,063.38
  5. Step 5: Solve for x
    x = 18,595,301,063.38/133,148.92
  6. Step 6: Final answer
    x = 139,657.92

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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.