Home / 56,167.64-77,511.68-30,673.70

Finding the Fourth Proportional to 56,167.64, 77,511.68 and 30,673.70

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Solution

The fourth proportional to 56,167.64, 77,511.68 and 30,673.70 is: 42,329.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.64 : 77,511.68 = 30,673.70 : x
  2. Step 2: Convert to fraction form
    56,167.64/77,511.68 = 30,673.70/x
  3. Step 3: Cross multiply
    56,167.64x = 77,511.68 × 30,673.70
  4. Step 4: Simplify right side
    56,167.64x = 2,377,569,865.45
  5. Step 5: Solve for x
    x = 2,377,569,865.45/56,167.64
  6. Step 6: Final answer
    x = 42,329.89

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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.