Home / 95,148.58-142,688.42-31,949.80

Finding the Fourth Proportional to 95,148.58, 142,688.42 and 31,949.80

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Solution

The fourth proportional to 95,148.58, 142,688.42 and 31,949.80 is: 47,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,148.58 : 142,688.42 = 31,949.80 : x
  2. Step 2: Convert to fraction form
    95,148.58/142,688.42 = 31,949.80/x
  3. Step 3: Cross multiply
    95,148.58x = 142,688.42 × 31,949.80
  4. Step 4: Simplify right side
    95,148.58x = 4,558,866,481.32
  5. Step 5: Solve for x
    x = 4,558,866,481.32/95,148.58
  6. Step 6: Final answer
    x = 47,913.13

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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.