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Finding the Fourth Proportional to 195,224.70, 292,642.65 and 89,859.90

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Solution

The fourth proportional to 195,224.70, 292,642.65 and 89,859.90 is: 134,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,224.70 : 292,642.65 = 89,859.90 : x
  2. Step 2: Convert to fraction form
    195,224.70/292,642.65 = 89,859.90/x
  3. Step 3: Cross multiply
    195,224.70x = 292,642.65 × 89,859.90
  4. Step 4: Simplify right side
    195,224.70x = 26,296,839,264.74
  5. Step 5: Solve for x
    x = 26,296,839,264.74/195,224.70
  6. Step 6: Final answer
    x = 134,700.37

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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.