Home / 253,231.47-349,506.18-162,700.65

Finding the Fourth Proportional to 253,231.47, 349,506.18 and 162,700.65

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Solution

The fourth proportional to 253,231.47, 349,506.18 and 162,700.65 is: 224,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,231.47 : 349,506.18 = 162,700.65 : x
  2. Step 2: Convert to fraction form
    253,231.47/349,506.18 = 162,700.65/x
  3. Step 3: Cross multiply
    253,231.47x = 349,506.18 × 162,700.65
  4. Step 4: Simplify right side
    253,231.47x = 56,864,882,665.02
  5. Step 5: Solve for x
    x = 56,864,882,665.02/253,231.47
  6. Step 6: Final answer
    x = 224,556.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.