Home / 64,845.08-89,493.10-38,010.14

Finding the Fourth Proportional to 64,845.08, 89,493.10 and 38,010.14

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Solution

The fourth proportional to 64,845.08, 89,493.10 and 38,010.14 is: 52,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,845.08 : 89,493.10 = 38,010.14 : x
  2. Step 2: Convert to fraction form
    64,845.08/89,493.10 = 38,010.14/x
  3. Step 3: Cross multiply
    64,845.08x = 89,493.10 × 38,010.14
  4. Step 4: Simplify right side
    64,845.08x = 3,401,645,260.03
  5. Step 5: Solve for x
    x = 3,401,645,260.03/64,845.08
  6. Step 6: Final answer
    x = 52,458.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.