Home / 89,564.60-134,433.30-45,241.40

Finding the Fourth Proportional to 89,564.60, 134,433.30 and 45,241.40

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Solution

The fourth proportional to 89,564.60, 134,433.30 and 45,241.40 is: 67,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,564.60 : 134,433.30 = 45,241.40 : x
  2. Step 2: Convert to fraction form
    89,564.60/134,433.30 = 45,241.40/x
  3. Step 3: Cross multiply
    89,564.60x = 134,433.30 × 45,241.40
  4. Step 4: Simplify right side
    89,564.60x = 6,081,950,698.62
  5. Step 5: Solve for x
    x = 6,081,950,698.62/89,564.60
  6. Step 6: Final answer
    x = 67,905.74

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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.