Home / 160,580.67-221,512.05-126,463.47

Finding the Fourth Proportional to 160,580.67, 221,512.05 and 126,463.47

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Solution

The fourth proportional to 160,580.67, 221,512.05 and 126,463.47 is: 174,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,580.67 : 221,512.05 = 126,463.47 : x
  2. Step 2: Convert to fraction form
    160,580.67/221,512.05 = 126,463.47/x
  3. Step 3: Cross multiply
    160,580.67x = 221,512.05 × 126,463.47
  4. Step 4: Simplify right side
    160,580.67x = 28,013,182,489.81
  5. Step 5: Solve for x
    x = 28,013,182,489.81/160,580.67
  6. Step 6: Final answer
    x = 174,449.28

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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.