Home / 51,224.04-76,712.22-42,393.96

Finding the Fourth Proportional to 51,224.04, 76,712.22 and 42,393.96

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Solution

The fourth proportional to 51,224.04, 76,712.22 and 42,393.96 is: 63,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224.04 : 76,712.22 = 42,393.96 : x
  2. Step 2: Convert to fraction form
    51,224.04/76,712.22 = 42,393.96/x
  3. Step 3: Cross multiply
    51,224.04x = 76,712.22 × 42,393.96
  4. Step 4: Simplify right side
    51,224.04x = 3,252,134,786.19
  5. Step 5: Solve for x
    x = 3,252,134,786.19/51,224.04
  6. Step 6: Final answer
    x = 63,488.45

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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.