Home / 68,031.12-93,889.36-41,180.32

Finding the Fourth Proportional to 68,031.12, 93,889.36 and 41,180.32

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Solution

The fourth proportional to 68,031.12, 93,889.36 and 41,180.32 is: 56,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.12 : 93,889.36 = 41,180.32 : x
  2. Step 2: Convert to fraction form
    68,031.12/93,889.36 = 41,180.32/x
  3. Step 3: Cross multiply
    68,031.12x = 93,889.36 × 41,180.32
  4. Step 4: Simplify right side
    68,031.12x = 3,866,393,889.40
  5. Step 5: Solve for x
    x = 3,866,393,889.40/68,031.12
  6. Step 6: Final answer
    x = 56,832.72

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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.