Home / 117,721.41-162,460.26-64,006.26

Finding the Fourth Proportional to 117,721.41, 162,460.26 and 64,006.26

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Solution

The fourth proportional to 117,721.41, 162,460.26 and 64,006.26 is: 88,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,721.41 : 162,460.26 = 64,006.26 : x
  2. Step 2: Convert to fraction form
    117,721.41/162,460.26 = 64,006.26/x
  3. Step 3: Cross multiply
    117,721.41x = 162,460.26 × 64,006.26
  4. Step 4: Simplify right side
    117,721.41x = 10,398,473,641.23
  5. Step 5: Solve for x
    x = 10,398,473,641.23/117,721.41
  6. Step 6: Final answer
    x = 88,331.20

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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.