Home / 148,005.89-222,008.31-53,235.92

Finding the Fourth Proportional to 148,005.89, 222,008.31 and 53,235.92

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Solution

The fourth proportional to 148,005.89, 222,008.31 and 53,235.92 is: 79,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,005.89 : 222,008.31 = 53,235.92 : x
  2. Step 2: Convert to fraction form
    148,005.89/222,008.31 = 53,235.92/x
  3. Step 3: Cross multiply
    148,005.89x = 222,008.31 × 53,235.92
  4. Step 4: Simplify right side
    148,005.89x = 11,818,815,520.45
  5. Step 5: Solve for x
    x = 11,818,815,520.45/148,005.89
  6. Step 6: Final answer
    x = 79,853.69

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1.5x scale

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.