Home / 95,078.88-142,618.14-38,945.16

Finding the Fourth Proportional to 95,078.88, 142,618.14 and 38,945.16

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Solution

The fourth proportional to 95,078.88, 142,618.14 and 38,945.16 is: 58,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,078.88 : 142,618.14 = 38,945.16 : x
  2. Step 2: Convert to fraction form
    95,078.88/142,618.14 = 38,945.16/x
  3. Step 3: Cross multiply
    95,078.88x = 142,618.14 × 38,945.16
  4. Step 4: Simplify right side
    95,078.88x = 5,554,286,281.20
  5. Step 5: Solve for x
    x = 5,554,286,281.20/95,078.88
  6. Step 6: Final answer
    x = 58,417.67

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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.