Home / 64,713.26-89,304.12-36,418.95

Finding the Fourth Proportional to 64,713.26, 89,304.12 and 36,418.95

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Solution

The fourth proportional to 64,713.26, 89,304.12 and 36,418.95 is: 50,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,713.26 : 89,304.12 = 36,418.95 : x
  2. Step 2: Convert to fraction form
    64,713.26/89,304.12 = 36,418.95/x
  3. Step 3: Cross multiply
    64,713.26x = 89,304.12 × 36,418.95
  4. Step 4: Simplify right side
    64,713.26x = 3,252,362,281.07
  5. Step 5: Solve for x
    x = 3,252,362,281.07/64,713.26
  6. Step 6: Final answer
    x = 50,258.05

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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.