Home / 120,929.94-181,398.96-42,044.85

Finding the Fourth Proportional to 120,929.94, 181,398.96 and 42,044.85

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Solution

The fourth proportional to 120,929.94, 181,398.96 and 42,044.85 is: 63,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,929.94 : 181,398.96 = 42,044.85 : x
  2. Step 2: Convert to fraction form
    120,929.94/181,398.96 = 42,044.85/x
  3. Step 3: Cross multiply
    120,929.94x = 181,398.96 × 42,044.85
  4. Step 4: Simplify right side
    120,929.94x = 7,626,892,063.36
  5. Step 5: Solve for x
    x = 7,626,892,063.36/120,929.94
  6. Step 6: Final answer
    x = 63,068.68

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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.