Home / 141,579.52-212,403.84-43,083.52

Finding the Fourth Proportional to 141,579.52, 212,403.84 and 43,083.52

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Solution

The fourth proportional to 141,579.52, 212,403.84 and 43,083.52 is: 64,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579.52 : 212,403.84 = 43,083.52 : x
  2. Step 2: Convert to fraction form
    141,579.52/212,403.84 = 43,083.52/x
  3. Step 3: Cross multiply
    141,579.52x = 212,403.84 × 43,083.52
  4. Step 4: Simplify right side
    141,579.52x = 9,151,105,088.72
  5. Step 5: Solve for x
    x = 9,151,105,088.72/141,579.52
  6. Step 6: Final answer
    x = 64,635.80

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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.