Home / 141,275.80-211,924.55-40,072.12

Finding the Fourth Proportional to 141,275.80, 211,924.55 and 40,072.12

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Solution

The fourth proportional to 141,275.80, 211,924.55 and 40,072.12 is: 60,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,275.80 : 211,924.55 = 40,072.12 : x
  2. Step 2: Convert to fraction form
    141,275.80/211,924.55 = 40,072.12/x
  3. Step 3: Cross multiply
    141,275.80x = 211,924.55 × 40,072.12
  4. Step 4: Simplify right side
    141,275.80x = 8,492,265,568.91
  5. Step 5: Solve for x
    x = 8,492,265,568.91/141,275.80
  6. Step 6: Final answer
    x = 60,111.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.