Home / 75,046.20-103,531.62-43,208.34

Finding the Fourth Proportional to 75,046.20, 103,531.62 and 43,208.34

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Solution

The fourth proportional to 75,046.20, 103,531.62 and 43,208.34 is: 59,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,046.20 : 103,531.62 = 43,208.34 : x
  2. Step 2: Convert to fraction form
    75,046.20/103,531.62 = 43,208.34/x
  3. Step 3: Cross multiply
    75,046.20x = 103,531.62 × 43,208.34
  4. Step 4: Simplify right side
    75,046.20x = 4,473,429,437.71
  5. Step 5: Solve for x
    x = 4,473,429,437.71/75,046.20
  6. Step 6: Final answer
    x = 59,609.01

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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.