Home / 141,378.57-212,022.83-46,591.07

Finding the Fourth Proportional to 141,378.57, 212,022.83 and 46,591.07

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Solution

The fourth proportional to 141,378.57, 212,022.83 and 46,591.07 is: 69,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,378.57 : 212,022.83 = 46,591.07 : x
  2. Step 2: Convert to fraction form
    141,378.57/212,022.83 = 46,591.07/x
  3. Step 3: Cross multiply
    141,378.57x = 212,022.83 × 46,591.07
  4. Step 4: Simplify right side
    141,378.57x = 9,878,369,570.49
  5. Step 5: Solve for x
    x = 9,878,369,570.49/141,378.57
  6. Step 6: Final answer
    x = 69,871.76

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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.