Home / 114,947.21-158,603.37-67,191.32

Finding the Fourth Proportional to 114,947.21, 158,603.37 and 67,191.32

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Solution

The fourth proportional to 114,947.21, 158,603.37 and 67,191.32 is: 92,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,947.21 : 158,603.37 = 67,191.32 : x
  2. Step 2: Convert to fraction form
    114,947.21/158,603.37 = 67,191.32/x
  3. Step 3: Cross multiply
    114,947.21x = 158,603.37 × 67,191.32
  4. Step 4: Simplify right side
    114,947.21x = 10,656,769,786.75
  5. Step 5: Solve for x
    x = 10,656,769,786.75/114,947.21
  6. Step 6: Final answer
    x = 92,710.12

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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.