Home / 141,619.93-212,432.69-52,855.74

Finding the Fourth Proportional to 141,619.93, 212,432.69 and 52,855.74

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Solution

The fourth proportional to 141,619.93, 212,432.69 and 52,855.74 is: 79,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,619.93 : 212,432.69 = 52,855.74 : x
  2. Step 2: Convert to fraction form
    141,619.93/212,432.69 = 52,855.74/x
  3. Step 3: Cross multiply
    141,619.93x = 212,432.69 × 52,855.74
  4. Step 4: Simplify right side
    141,619.93x = 11,228,287,162.28
  5. Step 5: Solve for x
    x = 11,228,287,162.28/141,619.93
  6. Step 6: Final answer
    x = 79,284.66

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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.