Home / 56,167.30-77,510.14-30,676.02

Finding the Fourth Proportional to 56,167.30, 77,510.14 and 30,676.02

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Solution

The fourth proportional to 56,167.30, 77,510.14 and 30,676.02 is: 42,332.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.30 : 77,510.14 = 30,676.02 : x
  2. Step 2: Convert to fraction form
    56,167.30/77,510.14 = 30,676.02/x
  3. Step 3: Cross multiply
    56,167.30x = 77,510.14 × 30,676.02
  4. Step 4: Simplify right side
    56,167.30x = 2,377,702,604.84
  5. Step 5: Solve for x
    x = 2,377,702,604.84/56,167.30
  6. Step 6: Final answer
    x = 42,332.51

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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.