Home / 75,746.80-113,579.98-22,431.44

Finding the Fourth Proportional to 75,746.80, 113,579.98 and 22,431.44

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Solution

The fourth proportional to 75,746.80, 113,579.98 and 22,431.44 is: 33,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,746.80 : 113,579.98 = 22,431.44 : x
  2. Step 2: Convert to fraction form
    75,746.80/113,579.98 = 22,431.44/x
  3. Step 3: Cross multiply
    75,746.80x = 113,579.98 × 22,431.44
  4. Step 4: Simplify right side
    75,746.80x = 2,547,762,506.57
  5. Step 5: Solve for x
    x = 2,547,762,506.57/75,746.80
  6. Step 6: Final answer
    x = 33,635.25

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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.