Home / 141,606.91-212,541.63-71,535.43

Finding the Fourth Proportional to 141,606.91, 212,541.63 and 71,535.43

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Solution

The fourth proportional to 141,606.91, 212,541.63 and 71,535.43 is: 107,369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,606.91 : 212,541.63 = 71,535.43 : x
  2. Step 2: Convert to fraction form
    141,606.91/212,541.63 = 71,535.43/x
  3. Step 3: Cross multiply
    141,606.91x = 212,541.63 × 71,535.43
  4. Step 4: Simplify right side
    141,606.91x = 15,204,256,894.95
  5. Step 5: Solve for x
    x = 15,204,256,894.95/141,606.91
  6. Step 6: Final answer
    x = 107,369.46

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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.