Home / 130,625.11-196,025.10-47,519.11

Finding the Fourth Proportional to 130,625.11, 196,025.10 and 47,519.11

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Solution

The fourth proportional to 130,625.11, 196,025.10 and 47,519.11 is: 71,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,625.11 : 196,025.10 = 47,519.11 : x
  2. Step 2: Convert to fraction form
    130,625.11/196,025.10 = 47,519.11/x
  3. Step 3: Cross multiply
    130,625.11x = 196,025.10 × 47,519.11
  4. Step 4: Simplify right side
    130,625.11x = 9,314,938,289.66
  5. Step 5: Solve for x
    x = 9,314,938,289.66/130,625.11
  6. Step 6: Final answer
    x = 71,310.47

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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.