Home / 141,880.62-212,820.93-48,387.18

Finding the Fourth Proportional to 141,880.62, 212,820.93 and 48,387.18

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Solution

The fourth proportional to 141,880.62, 212,820.93 and 48,387.18 is: 72,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,880.62 : 212,820.93 = 48,387.18 : x
  2. Step 2: Convert to fraction form
    141,880.62/212,820.93 = 48,387.18/x
  3. Step 3: Cross multiply
    141,880.62x = 212,820.93 × 48,387.18
  4. Step 4: Simplify right side
    141,880.62x = 10,297,804,647.68
  5. Step 5: Solve for x
    x = 10,297,804,647.68/141,880.62
  6. Step 6: Final answer
    x = 72,580.77

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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.