Home / 149,095.19-223,691.39-70,217.39

Finding the Fourth Proportional to 149,095.19, 223,691.39 and 70,217.39

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Solution

The fourth proportional to 149,095.19, 223,691.39 and 70,217.39 is: 105,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,095.19 : 223,691.39 = 70,217.39 : x
  2. Step 2: Convert to fraction form
    149,095.19/223,691.39 = 70,217.39/x
  3. Step 3: Cross multiply
    149,095.19x = 223,691.39 × 70,217.39
  4. Step 4: Simplify right side
    149,095.19x = 15,707,025,571.27
  5. Step 5: Solve for x
    x = 15,707,025,571.27/149,095.19
  6. Step 6: Final answer
    x = 105,348.98

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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.