Home / 51,434.19-70,821.39-45,024.91

Finding the Fourth Proportional to 51,434.19, 70,821.39 and 45,024.91

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Solution

The fourth proportional to 51,434.19, 70,821.39 and 45,024.91 is: 61,996.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,434.19 : 70,821.39 = 45,024.91 : x
  2. Step 2: Convert to fraction form
    51,434.19/70,821.39 = 45,024.91/x
  3. Step 3: Cross multiply
    51,434.19x = 70,821.39 × 45,024.91
  4. Step 4: Simplify right side
    51,434.19x = 3,188,726,847.72
  5. Step 5: Solve for x
    x = 3,188,726,847.72/51,434.19
  6. Step 6: Final answer
    x = 61,996.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.