Home / 237,320.69-355,971.71-87,496.20

Finding the Fourth Proportional to 237,320.69, 355,971.71 and 87,496.20

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Solution

The fourth proportional to 237,320.69, 355,971.71 and 87,496.20 is: 131,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,320.69 : 355,971.71 = 87,496.20 : x
  2. Step 2: Convert to fraction form
    237,320.69/355,971.71 = 87,496.20/x
  3. Step 3: Cross multiply
    237,320.69x = 355,971.71 × 87,496.20
  4. Step 4: Simplify right side
    237,320.69x = 31,146,172,151.24
  5. Step 5: Solve for x
    x = 31,146,172,151.24/237,320.69
  6. Step 6: Final answer
    x = 131,240.87

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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.