Home / 68,335.64-94,303.92-38,120.72

Finding the Fourth Proportional to 68,335.64, 94,303.92 and 38,120.72

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Solution

The fourth proportional to 68,335.64, 94,303.92 and 38,120.72 is: 52,607.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,335.64 : 94,303.92 = 38,120.72 : x
  2. Step 2: Convert to fraction form
    68,335.64/94,303.92 = 38,120.72/x
  3. Step 3: Cross multiply
    68,335.64x = 94,303.92 × 38,120.72
  4. Step 4: Simplify right side
    68,335.64x = 3,594,933,329.22
  5. Step 5: Solve for x
    x = 3,594,933,329.22/68,335.64
  6. Step 6: Final answer
    x = 52,607.00

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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.