Home / 84,924.86-127,402.61-34,977.69

Finding the Fourth Proportional to 84,924.86, 127,402.61 and 34,977.69

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Solution

The fourth proportional to 84,924.86, 127,402.61 and 34,977.69 is: 52,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,924.86 : 127,402.61 = 34,977.69 : x
  2. Step 2: Convert to fraction form
    84,924.86/127,402.61 = 34,977.69/x
  3. Step 3: Cross multiply
    84,924.86x = 127,402.61 × 34,977.69
  4. Step 4: Simplify right side
    84,924.86x = 4,456,248,822.88
  5. Step 5: Solve for x
    x = 4,456,248,822.88/84,924.86
  6. Step 6: Final answer
    x = 52,472.85

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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.