Home / 75,426.10-113,132.23-25,506.63

Finding the Fourth Proportional to 75,426.10, 113,132.23 and 25,506.63

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Solution

The fourth proportional to 75,426.10, 113,132.23 and 25,506.63 is: 38,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,426.10 : 113,132.23 = 25,506.63 : x
  2. Step 2: Convert to fraction form
    75,426.10/113,132.23 = 25,506.63/x
  3. Step 3: Cross multiply
    75,426.10x = 113,132.23 × 25,506.63
  4. Step 4: Simplify right side
    75,426.10x = 2,885,621,931.68
  5. Step 5: Solve for x
    x = 2,885,621,931.68/75,426.10
  6. Step 6: Final answer
    x = 38,257.60

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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.