Home / 119,605.02-179,407.79-112,297.71

Finding the Fourth Proportional to 119,605.02, 179,407.79 and 112,297.71

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Solution

The fourth proportional to 119,605.02, 179,407.79 and 112,297.71 is: 168,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,605.02 : 179,407.79 = 112,297.71 : x
  2. Step 2: Convert to fraction form
    119,605.02/179,407.79 = 112,297.71/x
  3. Step 3: Cross multiply
    119,605.02x = 179,407.79 × 112,297.71
  4. Step 4: Simplify right side
    119,605.02x = 20,147,083,973.16
  5. Step 5: Solve for x
    x = 20,147,083,973.16/119,605.02
  6. Step 6: Final answer
    x = 168,446.81

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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.