Home / 179,605.02-269,407.53-79,741.74

Finding the Fourth Proportional to 179,605.02, 269,407.53 and 79,741.74

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Solution

The fourth proportional to 179,605.02, 269,407.53 and 79,741.74 is: 119,612.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,605.02 : 269,407.53 = 79,741.74 : x
  2. Step 2: Convert to fraction form
    179,605.02/269,407.53 = 79,741.74/x
  3. Step 3: Cross multiply
    179,605.02x = 269,407.53 × 79,741.74
  4. Step 4: Simplify right side
    179,605.02x = 21,483,025,211.30
  5. Step 5: Solve for x
    x = 21,483,025,211.30/179,605.02
  6. Step 6: Final answer
    x = 119,612.61

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1.5x scale

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.