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Finding the Fourth Proportional to 63,868.65, 88,141.47 and 35,574.36

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Solution

The fourth proportional to 63,868.65, 88,141.47 and 35,574.36 is: 49,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868.65 : 88,141.47 = 35,574.36 : x
  2. Step 2: Convert to fraction form
    63,868.65/88,141.47 = 35,574.36/x
  3. Step 3: Cross multiply
    63,868.65x = 88,141.47 × 35,574.36
  4. Step 4: Simplify right side
    63,868.65x = 3,135,576,384.71
  5. Step 5: Solve for x
    x = 3,135,576,384.71/63,868.65
  6. Step 6: Final answer
    x = 49,094.14

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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.