Home / 109,964.40-151,751.52-59,663.36

Finding the Fourth Proportional to 109,964.40, 151,751.52 and 59,663.36

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Solution

The fourth proportional to 109,964.40, 151,751.52 and 59,663.36 is: 82,335.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,964.40 : 151,751.52 = 59,663.36 : x
  2. Step 2: Convert to fraction form
    109,964.40/151,751.52 = 59,663.36/x
  3. Step 3: Cross multiply
    109,964.40x = 151,751.52 × 59,663.36
  4. Step 4: Simplify right side
    109,964.40x = 9,054,005,568.31
  5. Step 5: Solve for x
    x = 9,054,005,568.31/109,964.40
  6. Step 6: Final answer
    x = 82,335.79

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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.