Home / 51,140.76-76,661.55-26,192.58

Finding the Fourth Proportional to 51,140.76, 76,661.55 and 26,192.58

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Solution

The fourth proportional to 51,140.76, 76,661.55 and 26,192.58 is: 39,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,140.76 : 76,661.55 = 26,192.58 : x
  2. Step 2: Convert to fraction form
    51,140.76/76,661.55 = 26,192.58/x
  3. Step 3: Cross multiply
    51,140.76x = 76,661.55 × 26,192.58
  4. Step 4: Simplify right side
    51,140.76x = 2,007,963,781.30
  5. Step 5: Solve for x
    x = 2,007,963,781.30/51,140.76
  6. Step 6: Final answer
    x = 39,263.47

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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.