Home / 179,034.36-268,531.46-45,917.74

Finding the Fourth Proportional to 179,034.36, 268,531.46 and 45,917.74

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Solution

The fourth proportional to 179,034.36, 268,531.46 and 45,917.74 is: 68,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,034.36 : 268,531.46 = 45,917.74 : x
  2. Step 2: Convert to fraction form
    179,034.36/268,531.46 = 45,917.74/x
  3. Step 3: Cross multiply
    179,034.36x = 268,531.46 × 45,917.74
  4. Step 4: Simplify right side
    179,034.36x = 12,330,357,762.10
  5. Step 5: Solve for x
    x = 12,330,357,762.10/179,034.36
  6. Step 6: Final answer
    x = 68,871.46

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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.