Home / 64,349.48-88,740.42-38,850.92

Finding the Fourth Proportional to 64,349.48, 88,740.42 and 38,850.92

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Solution

The fourth proportional to 64,349.48, 88,740.42 and 38,850.92 is: 53,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,349.48 : 88,740.42 = 38,850.92 : x
  2. Step 2: Convert to fraction form
    64,349.48/88,740.42 = 38,850.92/x
  3. Step 3: Cross multiply
    64,349.48x = 88,740.42 × 38,850.92
  4. Step 4: Simplify right side
    64,349.48x = 3,447,646,958.19
  5. Step 5: Solve for x
    x = 3,447,646,958.19/64,349.48
  6. Step 6: Final answer
    x = 53,576.92

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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.