Home / 54,366.35-75,053.61-42,239.61

Finding the Fourth Proportional to 54,366.35, 75,053.61 and 42,239.61

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Solution

The fourth proportional to 54,366.35, 75,053.61 and 42,239.61 is: 58,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,366.35 : 75,053.61 = 42,239.61 : x
  2. Step 2: Convert to fraction form
    54,366.35/75,053.61 = 42,239.61/x
  3. Step 3: Cross multiply
    54,366.35x = 75,053.61 × 42,239.61
  4. Step 4: Simplify right side
    54,366.35x = 3,170,235,215.49
  5. Step 5: Solve for x
    x = 3,170,235,215.49/54,366.35
  6. Step 6: Final answer
    x = 58,312.46

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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.