Home / 148,340.16-222,436.32-48,487.36

Finding the Fourth Proportional to 148,340.16, 222,436.32 and 48,487.36

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Solution

The fourth proportional to 148,340.16, 222,436.32 and 48,487.36 is: 72,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,340.16 : 222,436.32 = 48,487.36 : x
  2. Step 2: Convert to fraction form
    148,340.16/222,436.32 = 48,487.36/x
  3. Step 3: Cross multiply
    148,340.16x = 222,436.32 × 48,487.36
  4. Step 4: Simplify right side
    148,340.16x = 10,785,349,924.92
  5. Step 5: Solve for x
    x = 10,785,349,924.92/148,340.16
  6. Step 6: Final answer
    x = 72,706.88

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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.