Home / 147,627.56-221,476.49-47,787.77

Finding the Fourth Proportional to 147,627.56, 221,476.49 and 47,787.77

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Solution

The fourth proportional to 147,627.56, 221,476.49 and 47,787.77 is: 71,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,627.56 : 221,476.49 = 47,787.77 : x
  2. Step 2: Convert to fraction form
    147,627.56/221,476.49 = 47,787.77/x
  3. Step 3: Cross multiply
    147,627.56x = 221,476.49 × 47,787.77
  4. Step 4: Simplify right side
    147,627.56x = 10,583,866,218.21
  5. Step 5: Solve for x
    x = 10,583,866,218.21/147,627.56
  6. Step 6: Final answer
    x = 71,693.03

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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.