Home / 113,608.24-156,780.47-62,622.97

Finding the Fourth Proportional to 113,608.24, 156,780.47 and 62,622.97

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Solution

The fourth proportional to 113,608.24, 156,780.47 and 62,622.97 is: 86,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,608.24 : 156,780.47 = 62,622.97 : x
  2. Step 2: Convert to fraction form
    113,608.24/156,780.47 = 62,622.97/x
  3. Step 3: Cross multiply
    113,608.24x = 156,780.47 × 62,622.97
  4. Step 4: Simplify right side
    113,608.24x = 9,818,058,669.40
  5. Step 5: Solve for x
    x = 9,818,058,669.40/113,608.24
  6. Step 6: Final answer
    x = 86,420.30

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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.