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Finding the Fourth Proportional to 250,199.28, 375,298.92 and 63,210.78

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Solution

The fourth proportional to 250,199.28, 375,298.92 and 63,210.78 is: 94,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,199.28 : 375,298.92 = 63,210.78 : x
  2. Step 2: Convert to fraction form
    250,199.28/375,298.92 = 63,210.78/x
  3. Step 3: Cross multiply
    250,199.28x = 375,298.92 × 63,210.78
  4. Step 4: Simplify right side
    250,199.28x = 23,722,937,466.36
  5. Step 5: Solve for x
    x = 23,722,937,466.36/250,199.28
  6. Step 6: Final answer
    x = 94,816.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.