Home / 317,197.14-437,668.47-181,275.72

Finding the Fourth Proportional to 317,197.14, 437,668.47 and 181,275.72

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Solution

The fourth proportional to 317,197.14, 437,668.47 and 181,275.72 is: 250,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,197.14 : 437,668.47 = 181,275.72 : x
  2. Step 2: Convert to fraction form
    317,197.14/437,668.47 = 181,275.72/x
  3. Step 3: Cross multiply
    317,197.14x = 437,668.47 × 181,275.72
  4. Step 4: Simplify right side
    317,197.14x = 79,338,667,020.55
  5. Step 5: Solve for x
    x = 79,338,667,020.55/317,197.14
  6. Step 6: Final answer
    x = 250,124.16

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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.