Home / 120,976.22-181,501.19-61,853.40

Finding the Fourth Proportional to 120,976.22, 181,501.19 and 61,853.40

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Solution

The fourth proportional to 120,976.22, 181,501.19 and 61,853.40 is: 92,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,976.22 : 181,501.19 = 61,853.40 : x
  2. Step 2: Convert to fraction form
    120,976.22/181,501.19 = 61,853.40/x
  3. Step 3: Cross multiply
    120,976.22x = 181,501.19 × 61,853.40
  4. Step 4: Simplify right side
    120,976.22x = 11,226,465,396.28
  5. Step 5: Solve for x
    x = 11,226,465,396.28/120,976.22
  6. Step 6: Final answer
    x = 92,798.95

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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.