Home / 141,721.22-195,567.90-88,005.10

Finding the Fourth Proportional to 141,721.22, 195,567.90 and 88,005.10

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Solution

The fourth proportional to 141,721.22, 195,567.90 and 88,005.10 is: 121,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721.22 : 195,567.90 = 88,005.10 : x
  2. Step 2: Convert to fraction form
    141,721.22/195,567.90 = 88,005.10/x
  3. Step 3: Cross multiply
    141,721.22x = 195,567.90 × 88,005.10
  4. Step 4: Simplify right side
    141,721.22x = 17,210,972,596.29
  5. Step 5: Solve for x
    x = 17,210,972,596.29/141,721.22
  6. Step 6: Final answer
    x = 121,442.45

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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.