Home / 71,307.07-98,425.65-41,112.55

Finding the Fourth Proportional to 71,307.07, 98,425.65 and 41,112.55

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Solution

The fourth proportional to 71,307.07, 98,425.65 and 41,112.55 is: 56,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,307.07 : 98,425.65 = 41,112.55 : x
  2. Step 2: Convert to fraction form
    71,307.07/98,425.65 = 41,112.55/x
  3. Step 3: Cross multiply
    71,307.07x = 98,425.65 × 41,112.55
  4. Step 4: Simplify right side
    71,307.07x = 4,046,529,502.85
  5. Step 5: Solve for x
    x = 4,046,529,502.85/71,307.07
  6. Step 6: Final answer
    x = 56,747.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.