Home / 148,950.21-205,528.35-88,498.47

Finding the Fourth Proportional to 148,950.21, 205,528.35 and 88,498.47

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Solution

The fourth proportional to 148,950.21, 205,528.35 and 88,498.47 is: 122,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,950.21 : 205,528.35 = 88,498.47 : x
  2. Step 2: Convert to fraction form
    148,950.21/205,528.35 = 88,498.47/x
  3. Step 3: Cross multiply
    148,950.21x = 205,528.35 × 88,498.47
  4. Step 4: Simplify right side
    148,950.21x = 18,188,944,516.62
  5. Step 5: Solve for x
    x = 18,188,944,516.62/148,950.21
  6. Step 6: Final answer
    x = 122,114.26

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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.