Home / 141,551.03-212,260.93-52,780.70

Finding the Fourth Proportional to 141,551.03, 212,260.93 and 52,780.70

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Solution

The fourth proportional to 141,551.03, 212,260.93 and 52,780.70 is: 79,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,551.03 : 212,260.93 = 52,780.70 : x
  2. Step 2: Convert to fraction form
    141,551.03/212,260.93 = 52,780.70/x
  3. Step 3: Cross multiply
    141,551.03x = 212,260.93 × 52,780.70
  4. Step 4: Simplify right side
    141,551.03x = 11,203,280,468.05
  5. Step 5: Solve for x
    x = 11,203,280,468.05/141,551.03
  6. Step 6: Final answer
    x = 79,146.58

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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.