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Finding the Fourth Proportional to 63,356.69, 87,432.34 and 35,062.38

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Solution

The fourth proportional to 63,356.69, 87,432.34 and 35,062.38 is: 48,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,356.69 : 87,432.34 = 35,062.38 : x
  2. Step 2: Convert to fraction form
    63,356.69/87,432.34 = 35,062.38/x
  3. Step 3: Cross multiply
    63,356.69x = 87,432.34 × 35,062.38
  4. Step 4: Simplify right side
    63,356.69x = 3,065,585,929.37
  5. Step 5: Solve for x
    x = 3,065,585,929.37/63,356.69
  6. Step 6: Final answer
    x = 48,386.14

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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.