Home / 148,308.86-222,461.41-35,990

Finding the Fourth Proportional to 148,308.86, 222,461.41 and 35,990

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Solution

The fourth proportional to 148,308.86, 222,461.41 and 35,990 is: 53,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,308.86 : 222,461.41 = 35,990 : x
  2. Step 2: Convert to fraction form
    148,308.86/222,461.41 = 35,990/x
  3. Step 3: Cross multiply
    148,308.86x = 222,461.41 × 35,990
  4. Step 4: Simplify right side
    148,308.86x = 8,006,386,145.90
  5. Step 5: Solve for x
    x = 8,006,386,145.90/148,308.86
  6. Step 6: Final answer
    x = 53,984.54

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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.