Home / 141,880.11-212,851.30-42,048.12

Finding the Fourth Proportional to 141,880.11, 212,851.30 and 42,048.12

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Solution

The fourth proportional to 141,880.11, 212,851.30 and 42,048.12 is: 63,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,880.11 : 212,851.30 = 42,048.12 : x
  2. Step 2: Convert to fraction form
    141,880.11/212,851.30 = 42,048.12/x
  3. Step 3: Cross multiply
    141,880.11x = 212,851.30 × 42,048.12
  4. Step 4: Simplify right side
    141,880.11x = 8,949,997,004.56
  5. Step 5: Solve for x
    x = 8,949,997,004.56/141,880.11
  6. Step 6: Final answer
    x = 63,081.41

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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.