Home / 119,613.74-179,297.48-53,085.20

Finding the Fourth Proportional to 119,613.74, 179,297.48 and 53,085.20

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Solution

The fourth proportional to 119,613.74, 179,297.48 and 53,085.20 is: 79,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,613.74 : 179,297.48 = 53,085.20 : x
  2. Step 2: Convert to fraction form
    119,613.74/179,297.48 = 53,085.20/x
  3. Step 3: Cross multiply
    119,613.74x = 179,297.48 × 53,085.20
  4. Step 4: Simplify right side
    119,613.74x = 9,518,041,821.52
  5. Step 5: Solve for x
    x = 9,518,041,821.52/119,613.74
  6. Step 6: Final answer
    x = 79,573.15

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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.