Home / 141,720.26-195,655.30-94,038.26

Finding the Fourth Proportional to 141,720.26, 195,655.30 and 94,038.26

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Solution

The fourth proportional to 141,720.26, 195,655.30 and 94,038.26 is: 129,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,720.26 : 195,655.30 = 94,038.26 : x
  2. Step 2: Convert to fraction form
    141,720.26/195,655.30 = 94,038.26/x
  3. Step 3: Cross multiply
    141,720.26x = 195,655.30 × 94,038.26
  4. Step 4: Simplify right side
    141,720.26x = 18,399,083,971.78
  5. Step 5: Solve for x
    x = 18,399,083,971.78/141,720.26
  6. Step 6: Final answer
    x = 129,826.77

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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.