Home / 141,118.69-211,710.32-61,170.04

Finding the Fourth Proportional to 141,118.69, 211,710.32 and 61,170.04

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Solution

The fourth proportional to 141,118.69, 211,710.32 and 61,170.04 is: 91,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,118.69 : 211,710.32 = 61,170.04 : x
  2. Step 2: Convert to fraction form
    141,118.69/211,710.32 = 61,170.04/x
  3. Step 3: Cross multiply
    141,118.69x = 211,710.32 × 61,170.04
  4. Step 4: Simplify right side
    141,118.69x = 12,950,328,742.81
  5. Step 5: Solve for x
    x = 12,950,328,742.81/141,118.69
  6. Step 6: Final answer
    x = 91,769.05

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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.