Home / 77,363.57-115,897.13-52,360.49

Finding the Fourth Proportional to 77,363.57, 115,897.13 and 52,360.49

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Solution

The fourth proportional to 77,363.57, 115,897.13 and 52,360.49 is: 78,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,363.57 : 115,897.13 = 52,360.49 : x
  2. Step 2: Convert to fraction form
    77,363.57/115,897.13 = 52,360.49/x
  3. Step 3: Cross multiply
    77,363.57x = 115,897.13 × 52,360.49
  4. Step 4: Simplify right side
    77,363.57x = 6,068,430,740.69
  5. Step 5: Solve for x
    x = 6,068,430,740.69/77,363.57
  6. Step 6: Final answer
    x = 78,440.42

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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.