Home / 65,476.34-90,354.96-40,025.33

Finding the Fourth Proportional to 65,476.34, 90,354.96 and 40,025.33

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Solution

The fourth proportional to 65,476.34, 90,354.96 and 40,025.33 is: 55,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,476.34 : 90,354.96 = 40,025.33 : x
  2. Step 2: Convert to fraction form
    65,476.34/90,354.96 = 40,025.33/x
  3. Step 3: Cross multiply
    65,476.34x = 90,354.96 × 40,025.33
  4. Step 4: Simplify right side
    65,476.34x = 3,616,487,091.14
  5. Step 5: Solve for x
    x = 3,616,487,091.14/65,476.34
  6. Step 6: Final answer
    x = 55,233.49

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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.