Home / 64,536.48-89,062.34-36,242.78

Finding the Fourth Proportional to 64,536.48, 89,062.34 and 36,242.78

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Solution

The fourth proportional to 64,536.48, 89,062.34 and 36,242.78 is: 50,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,536.48 : 89,062.34 = 36,242.78 : x
  2. Step 2: Convert to fraction form
    64,536.48/89,062.34 = 36,242.78/x
  3. Step 3: Cross multiply
    64,536.48x = 89,062.34 × 36,242.78
  4. Step 4: Simplify right side
    64,536.48x = 3,227,866,168.38
  5. Step 5: Solve for x
    x = 3,227,866,168.38/64,536.48
  6. Step 6: Final answer
    x = 50,016.15

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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.