Home / 94,987.36-141,779.48-83,781.04

Finding the Fourth Proportional to 94,987.36, 141,779.48 and 83,781.04

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Solution

The fourth proportional to 94,987.36, 141,779.48 and 83,781.04 is: 125,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,987.36 : 141,779.48 = 83,781.04 : x
  2. Step 2: Convert to fraction form
    94,987.36/141,779.48 = 83,781.04/x
  3. Step 3: Cross multiply
    94,987.36x = 141,779.48 × 83,781.04
  4. Step 4: Simplify right side
    94,987.36x = 11,878,432,285.06
  5. Step 5: Solve for x
    x = 11,878,432,285.06/94,987.36
  6. Step 6: Final answer
    x = 125,052.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.