Home / 88,227.21-121,754-47,941.26

Finding the Fourth Proportional to 88,227.21, 121,754 and 47,941.26

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Solution

The fourth proportional to 88,227.21, 121,754 and 47,941.26 is: 66,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,227.21 : 121,754 = 47,941.26 : x
  2. Step 2: Convert to fraction form
    88,227.21/121,754 = 47,941.26/x
  3. Step 3: Cross multiply
    88,227.21x = 121,754 × 47,941.26
  4. Step 4: Simplify right side
    88,227.21x = 5,837,040,170.04
  5. Step 5: Solve for x
    x = 5,837,040,170.04/88,227.21
  6. Step 6: Final answer
    x = 66,159.18

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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.