Home / 179,486.70-269,178.18-61,155.42

Finding the Fourth Proportional to 179,486.70, 269,178.18 and 61,155.42

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Solution

The fourth proportional to 179,486.70, 269,178.18 and 61,155.42 is: 91,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,486.70 : 269,178.18 = 61,155.42 : x
  2. Step 2: Convert to fraction form
    179,486.70/269,178.18 = 61,155.42/x
  3. Step 3: Cross multiply
    179,486.70x = 269,178.18 × 61,155.42
  4. Step 4: Simplify right side
    179,486.70x = 16,461,704,652.74
  5. Step 5: Solve for x
    x = 16,461,704,652.74/179,486.70
  6. Step 6: Final answer
    x = 91,715.46

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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.