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Finding the Fourth Proportional to 73,339.89, 110,012.99 and 25,955.40

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Solution

The fourth proportional to 73,339.89, 110,012.99 and 25,955.40 is: 38,934.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,339.89 : 110,012.99 = 25,955.40 : x
  2. Step 2: Convert to fraction form
    73,339.89/110,012.99 = 25,955.40/x
  3. Step 3: Cross multiply
    73,339.89x = 110,012.99 × 25,955.40
  4. Step 4: Simplify right side
    73,339.89x = 2,855,431,030.87
  5. Step 5: Solve for x
    x = 2,855,431,030.87/73,339.89
  6. Step 6: Final answer
    x = 38,934.21

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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.