Home / 111,502.45-167,313.23-52,338.65

Finding the Fourth Proportional to 111,502.45, 167,313.23 and 52,338.65

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Solution

The fourth proportional to 111,502.45, 167,313.23 and 52,338.65 is: 78,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,502.45 : 167,313.23 = 52,338.65 : x
  2. Step 2: Convert to fraction form
    111,502.45/167,313.23 = 52,338.65/x
  3. Step 3: Cross multiply
    111,502.45x = 167,313.23 × 52,338.65
  4. Step 4: Simplify right side
    111,502.45x = 8,756,948,323.65
  5. Step 5: Solve for x
    x = 8,756,948,323.65/111,502.45
  6. Step 6: Final answer
    x = 78,535.93

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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.