Home / 117,175.22-161,702.07-63,460.07

Finding the Fourth Proportional to 117,175.22, 161,702.07 and 63,460.07

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Solution

The fourth proportional to 117,175.22, 161,702.07 and 63,460.07 is: 87,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,175.22 : 161,702.07 = 63,460.07 : x
  2. Step 2: Convert to fraction form
    117,175.22/161,702.07 = 63,460.07/x
  3. Step 3: Cross multiply
    117,175.22x = 161,702.07 × 63,460.07
  4. Step 4: Simplify right side
    117,175.22x = 10,261,623,872.83
  5. Step 5: Solve for x
    x = 10,261,623,872.83/117,175.22
  6. Step 6: Final answer
    x = 87,575.04

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1.5x scale

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.