Home / 141,672.36-195,508.44-85,084.68

Finding the Fourth Proportional to 141,672.36, 195,508.44 and 85,084.68

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Solution

The fourth proportional to 141,672.36, 195,508.44 and 85,084.68 is: 117,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,672.36 : 195,508.44 = 85,084.68 : x
  2. Step 2: Convert to fraction form
    141,672.36/195,508.44 = 85,084.68/x
  3. Step 3: Cross multiply
    141,672.36x = 195,508.44 × 85,084.68
  4. Step 4: Simplify right side
    141,672.36x = 16,634,773,054.70
  5. Step 5: Solve for x
    x = 16,634,773,054.70/141,672.36
  6. Step 6: Final answer
    x = 117,417.21

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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.