Home / 141,539.00-212,002.31-66,546.77

Finding the Fourth Proportional to 141,539.00, 212,002.31 and 66,546.77

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Solution

The fourth proportional to 141,539.00, 212,002.31 and 66,546.77 is: 99,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,539.00 : 212,002.31 = 66,546.77 : x
  2. Step 2: Convert to fraction form
    141,539.00/212,002.31 = 66,546.77/x
  3. Step 3: Cross multiply
    141,539.00x = 212,002.31 × 66,546.77
  4. Step 4: Simplify right side
    141,539.00x = 14,108,068,069.39
  5. Step 5: Solve for x
    x = 14,108,068,069.39/141,539.00
  6. Step 6: Final answer
    x = 99,676.19

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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.