Home / 147,049.18-202,765.77-101,648.35

Finding the Fourth Proportional to 147,049.18, 202,765.77 and 101,648.35

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Solution

The fourth proportional to 147,049.18, 202,765.77 and 101,648.35 is: 140,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,049.18 : 202,765.77 = 101,648.35 : x
  2. Step 2: Convert to fraction form
    147,049.18/202,765.77 = 101,648.35/x
  3. Step 3: Cross multiply
    147,049.18x = 202,765.77 × 101,648.35
  4. Step 4: Simplify right side
    147,049.18x = 20,610,804,943.15
  5. Step 5: Solve for x
    x = 20,610,804,943.15/147,049.18
  6. Step 6: Final answer
    x = 140,162.66

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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.