Home / 63,007.10-94,401.30-40,809.05

Finding the Fourth Proportional to 63,007.10, 94,401.30 and 40,809.05

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Solution

The fourth proportional to 63,007.10, 94,401.30 and 40,809.05 is: 61,142.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,007.10 : 94,401.30 = 40,809.05 : x
  2. Step 2: Convert to fraction form
    63,007.10/94,401.30 = 40,809.05/x
  3. Step 3: Cross multiply
    63,007.10x = 94,401.30 × 40,809.05
  4. Step 4: Simplify right side
    63,007.10x = 3,852,427,371.77
  5. Step 5: Solve for x
    x = 3,852,427,371.77/63,007.10
  6. Step 6: Final answer
    x = 61,142.75

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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.