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Finding the Fourth Proportional to 63,293.66, 87,345.02 and 35,696.13

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Solution

The fourth proportional to 63,293.66, 87,345.02 and 35,696.13 is: 49,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,293.66 : 87,345.02 = 35,696.13 : x
  2. Step 2: Convert to fraction form
    63,293.66/87,345.02 = 35,696.13/x
  3. Step 3: Cross multiply
    63,293.66x = 87,345.02 × 35,696.13
  4. Step 4: Simplify right side
    63,293.66x = 3,117,879,010.29
  5. Step 5: Solve for x
    x = 3,117,879,010.29/63,293.66
  6. Step 6: Final answer
    x = 49,260.53

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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.