Home / 98,005.76-135,247.80-59,765.24

Finding the Fourth Proportional to 98,005.76, 135,247.80 and 59,765.24

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Solution

The fourth proportional to 98,005.76, 135,247.80 and 59,765.24 is: 82,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,005.76 : 135,247.80 = 59,765.24 : x
  2. Step 2: Convert to fraction form
    98,005.76/135,247.80 = 59,765.24/x
  3. Step 3: Cross multiply
    98,005.76x = 135,247.80 × 59,765.24
  4. Step 4: Simplify right side
    98,005.76x = 8,083,117,226.47
  5. Step 5: Solve for x
    x = 8,083,117,226.47/98,005.76
  6. Step 6: Final answer
    x = 82,475.94

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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.