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Finding the Fourth Proportional to 62,518.88, 86,281.80 and 35,670.08

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Solution

The fourth proportional to 62,518.88, 86,281.80 and 35,670.08 is: 49,227.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,518.88 : 86,281.80 = 35,670.08 : x
  2. Step 2: Convert to fraction form
    62,518.88/86,281.80 = 35,670.08/x
  3. Step 3: Cross multiply
    62,518.88x = 86,281.80 × 35,670.08
  4. Step 4: Simplify right side
    62,518.88x = 3,077,678,708.54
  5. Step 5: Solve for x
    x = 3,077,678,708.54/62,518.88
  6. Step 6: Final answer
    x = 49,227.99

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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.