Home / 45,115.50-67,672.94-35,263.06

Finding the Fourth Proportional to 45,115.50, 67,672.94 and 35,263.06

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Solution

The fourth proportional to 45,115.50, 67,672.94 and 35,263.06 is: 52,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,115.50 : 67,672.94 = 35,263.06 : x
  2. Step 2: Convert to fraction form
    45,115.50/67,672.94 = 35,263.06/x
  3. Step 3: Cross multiply
    45,115.50x = 67,672.94 × 35,263.06
  4. Step 4: Simplify right side
    45,115.50x = 2,386,354,943.60
  5. Step 5: Solve for x
    x = 2,386,354,943.60/45,115.50
  6. Step 6: Final answer
    x = 52,894.35

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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.