Home / 120,964.52-181,058.56-64,663.84

Finding the Fourth Proportional to 120,964.52, 181,058.56 and 64,663.84

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Solution

The fourth proportional to 120,964.52, 181,058.56 and 64,663.84 is: 96,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,964.52 : 181,058.56 = 64,663.84 : x
  2. Step 2: Convert to fraction form
    120,964.52/181,058.56 = 64,663.84/x
  3. Step 3: Cross multiply
    120,964.52x = 181,058.56 × 64,663.84
  4. Step 4: Simplify right side
    120,964.52x = 11,707,941,754.47
  5. Step 5: Solve for x
    x = 11,707,941,754.47/120,964.52
  6. Step 6: Final answer
    x = 96,788.23

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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.