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Finding the Fourth Proportional to 159,698.88, 220,422.96 and 96,024.36

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Solution

The fourth proportional to 159,698.88, 220,422.96 and 96,024.36 is: 132,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,698.88 : 220,422.96 = 96,024.36 : x
  2. Step 2: Convert to fraction form
    159,698.88/220,422.96 = 96,024.36/x
  3. Step 3: Cross multiply
    159,698.88x = 220,422.96 × 96,024.36
  4. Step 4: Simplify right side
    159,698.88x = 21,165,973,663.31
  5. Step 5: Solve for x
    x = 21,165,973,663.31/159,698.88
  6. Step 6: Final answer
    x = 132,536.77

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1.5x scale

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.