Home / 141,411.42-195,148.24-77,753.24

Finding the Fourth Proportional to 141,411.42, 195,148.24 and 77,753.24

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Solution

The fourth proportional to 141,411.42, 195,148.24 and 77,753.24 is: 107,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,411.42 : 195,148.24 = 77,753.24 : x
  2. Step 2: Convert to fraction form
    141,411.42/195,148.24 = 77,753.24/x
  3. Step 3: Cross multiply
    141,411.42x = 195,148.24 × 77,753.24
  4. Step 4: Simplify right side
    141,411.42x = 15,173,407,940.30
  5. Step 5: Solve for x
    x = 15,173,407,940.30/141,411.42
  6. Step 6: Final answer
    x = 107,299.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.