Home / 113,430.43-170,170.28-34,542.59

Finding the Fourth Proportional to 113,430.43, 170,170.28 and 34,542.59

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Solution

The fourth proportional to 113,430.43, 170,170.28 and 34,542.59 is: 51,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,430.43 : 170,170.28 = 34,542.59 : x
  2. Step 2: Convert to fraction form
    113,430.43/170,170.28 = 34,542.59/x
  3. Step 3: Cross multiply
    113,430.43x = 170,170.28 × 34,542.59
  4. Step 4: Simplify right side
    113,430.43x = 5,878,122,039.51
  5. Step 5: Solve for x
    x = 5,878,122,039.51/113,430.43
  6. Step 6: Final answer
    x = 51,821.39

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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.