Home / 145,494.60-218,241.29-40,313.27

Finding the Fourth Proportional to 145,494.60, 218,241.29 and 40,313.27

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Solution

The fourth proportional to 145,494.60, 218,241.29 and 40,313.27 is: 60,469.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,494.60 : 218,241.29 = 40,313.27 : x
  2. Step 2: Convert to fraction form
    145,494.60/218,241.29 = 40,313.27/x
  3. Step 3: Cross multiply
    145,494.60x = 218,241.29 × 40,313.27
  4. Step 4: Simplify right side
    145,494.60x = 8,798,019,058.50
  5. Step 5: Solve for x
    x = 8,798,019,058.50/145,494.60
  6. Step 6: Final answer
    x = 60,469.73

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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.