Home / 77,675.30-116,432.15-52,717.37

Finding the Fourth Proportional to 77,675.30, 116,432.15 and 52,717.37

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Solution

The fourth proportional to 77,675.30, 116,432.15 and 52,717.37 is: 79,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,675.30 : 116,432.15 = 52,717.37 : x
  2. Step 2: Convert to fraction form
    77,675.30/116,432.15 = 52,717.37/x
  3. Step 3: Cross multiply
    77,675.30x = 116,432.15 × 52,717.37
  4. Step 4: Simplify right side
    77,675.30x = 6,137,996,758.94
  5. Step 5: Solve for x
    x = 6,137,996,758.94/77,675.30
  6. Step 6: Final answer
    x = 79,021.22

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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.