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Finding the Fourth Proportional to 75,642.65, 113,480.83 and 23,056.23

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Solution

The fourth proportional to 75,642.65, 113,480.83 and 23,056.23 is: 34,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,642.65 : 113,480.83 = 23,056.23 : x
  2. Step 2: Convert to fraction form
    75,642.65/113,480.83 = 23,056.23/x
  3. Step 3: Cross multiply
    75,642.65x = 113,480.83 × 23,056.23
  4. Step 4: Simplify right side
    75,642.65x = 2,616,440,117.07
  5. Step 5: Solve for x
    x = 2,616,440,117.07/75,642.65
  6. Step 6: Final answer
    x = 34,589.48

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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.