Home / 141,544.77-212,331.89-45,457.71

Finding the Fourth Proportional to 141,544.77, 212,331.89 and 45,457.71

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Solution

The fourth proportional to 141,544.77, 212,331.89 and 45,457.71 is: 68,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,544.77 : 212,331.89 = 45,457.71 : x
  2. Step 2: Convert to fraction form
    141,544.77/212,331.89 = 45,457.71/x
  3. Step 3: Cross multiply
    141,544.77x = 212,331.89 × 45,457.71
  4. Step 4: Simplify right side
    141,544.77x = 9,652,120,716.87
  5. Step 5: Solve for x
    x = 9,652,120,716.87/141,544.77
  6. Step 6: Final answer
    x = 68,191.29

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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.