Home / 103,514.10-155,307.60-44,367.90

Finding the Fourth Proportional to 103,514.10, 155,307.60 and 44,367.90

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Solution

The fourth proportional to 103,514.10, 155,307.60 and 44,367.90 is: 66,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,514.10 : 155,307.60 = 44,367.90 : x
  2. Step 2: Convert to fraction form
    103,514.10/155,307.60 = 44,367.90/x
  3. Step 3: Cross multiply
    103,514.10x = 155,307.60 × 44,367.90
  4. Step 4: Simplify right side
    103,514.10x = 6,890,672,066.04
  5. Step 5: Solve for x
    x = 6,890,672,066.04/103,514.10
  6. Step 6: Final answer
    x = 66,567.47

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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.