Home / 63,450.54-87,522.10-40,819

Finding the Fourth Proportional to 63,450.54, 87,522.10 and 40,819

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Solution

The fourth proportional to 63,450.54, 87,522.10 and 40,819 is: 56,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,450.54 : 87,522.10 = 40,819 : x
  2. Step 2: Convert to fraction form
    63,450.54/87,522.10 = 40,819/x
  3. Step 3: Cross multiply
    63,450.54x = 87,522.10 × 40,819
  4. Step 4: Simplify right side
    63,450.54x = 3,572,564,599.90
  5. Step 5: Solve for x
    x = 3,572,564,599.90/63,450.54
  6. Step 6: Final answer
    x = 56,304.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.