Home / 51,411.66-77,117.48-28,923.83

Finding the Fourth Proportional to 51,411.66, 77,117.48 and 28,923.83

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Solution

The fourth proportional to 51,411.66, 77,117.48 and 28,923.83 is: 43,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,411.66 : 77,117.48 = 28,923.83 : x
  2. Step 2: Convert to fraction form
    51,411.66/77,117.48 = 28,923.83/x
  3. Step 3: Cross multiply
    51,411.66x = 77,117.48 × 28,923.83
  4. Step 4: Simplify right side
    51,411.66x = 2,230,532,351.34
  5. Step 5: Solve for x
    x = 2,230,532,351.34/51,411.66
  6. Step 6: Final answer
    x = 43,385.73

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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.