Home / 64,949.12-97,410.72-22,821.20

Finding the Fourth Proportional to 64,949.12, 97,410.72 and 22,821.20

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Solution

The fourth proportional to 64,949.12, 97,410.72 and 22,821.20 is: 34,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.12 : 97,410.72 = 22,821.20 : x
  2. Step 2: Convert to fraction form
    64,949.12/97,410.72 = 22,821.20/x
  3. Step 3: Cross multiply
    64,949.12x = 97,410.72 × 22,821.20
  4. Step 4: Simplify right side
    64,949.12x = 2,223,029,523.26
  5. Step 5: Solve for x
    x = 2,223,029,523.26/64,949.12
  6. Step 6: Final answer
    x = 34,227.25

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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.