Home / 111,526.65-167,296.46-31,557.91

Finding the Fourth Proportional to 111,526.65, 167,296.46 and 31,557.91

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Solution

The fourth proportional to 111,526.65, 167,296.46 and 31,557.91 is: 47,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,526.65 : 167,296.46 = 31,557.91 : x
  2. Step 2: Convert to fraction form
    111,526.65/167,296.46 = 31,557.91/x
  3. Step 3: Cross multiply
    111,526.65x = 167,296.46 × 31,557.91
  4. Step 4: Simplify right side
    111,526.65x = 5,279,526,628.00
  5. Step 5: Solve for x
    x = 5,279,526,628.00/111,526.65
  6. Step 6: Final answer
    x = 47,338.70

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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.