Home / 119,616.48-179,441.16-53,055.12

Finding the Fourth Proportional to 119,616.48, 179,441.16 and 53,055.12

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Solution

The fourth proportional to 119,616.48, 179,441.16 and 53,055.12 is: 79,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616.48 : 179,441.16 = 53,055.12 : x
  2. Step 2: Convert to fraction form
    119,616.48/179,441.16 = 53,055.12/x
  3. Step 3: Cross multiply
    119,616.48x = 179,441.16 × 53,055.12
  4. Step 4: Simplify right side
    119,616.48x = 9,520,272,276.74
  5. Step 5: Solve for x
    x = 9,520,272,276.74/119,616.48
  6. Step 6: Final answer
    x = 79,589.97

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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.