Home / 148,415.72-222,568.22-59,639.18

Finding the Fourth Proportional to 148,415.72, 222,568.22 and 59,639.18

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Solution

The fourth proportional to 148,415.72, 222,568.22 and 59,639.18 is: 89,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,415.72 : 222,568.22 = 59,639.18 : x
  2. Step 2: Convert to fraction form
    148,415.72/222,568.22 = 59,639.18/x
  3. Step 3: Cross multiply
    148,415.72x = 222,568.22 × 59,639.18
  4. Step 4: Simplify right side
    148,415.72x = 13,273,786,134.86
  5. Step 5: Solve for x
    x = 13,273,786,134.86/148,415.72
  6. Step 6: Final answer
    x = 89,436.52

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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.