Home / 112,649,825.22-168,993,814.14-38,853,567.12

Finding the Fourth Proportional to 112,649,825.22, 168,993,814.14 and 38,853,567.12

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Solution

The fourth proportional to 112,649,825.22, 168,993,814.14 and 38,853,567.12 is: 58,286,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,649,825.22 : 168,993,814.14 = 38,853,567.12 : x
  2. Step 2: Convert to fraction form
    112,649,825.22/168,993,814.14 = 38,853,567.12/x
  3. Step 3: Cross multiply
    112,649,825.22x = 168,993,814.14 × 38,853,567.12
  4. Step 4: Simplify right side
    112,649,825.22x = 6,566,012,500,553,294
  5. Step 5: Solve for x
    x = 6,566,012,500,553,294/112,649,825.22
  6. Step 6: Final answer
    x = 58,286,930.21

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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.