Home / 141,568.86-212,132.91-52,798.50

Finding the Fourth Proportional to 141,568.86, 212,132.91 and 52,798.50

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Solution

The fourth proportional to 141,568.86, 212,132.91 and 52,798.50 is: 79,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,568.86 : 212,132.91 = 52,798.50 : x
  2. Step 2: Convert to fraction form
    141,568.86/212,132.91 = 52,798.50/x
  3. Step 3: Cross multiply
    141,568.86x = 212,132.91 × 52,798.50
  4. Step 4: Simplify right side
    141,568.86x = 11,200,299,448.64
  5. Step 5: Solve for x
    x = 11,200,299,448.64/141,568.86
  6. Step 6: Final answer
    x = 79,115.56

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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.