Home / 134,889.12-202,333.54-40,118.92

Finding the Fourth Proportional to 134,889.12, 202,333.54 and 40,118.92

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Solution

The fourth proportional to 134,889.12, 202,333.54 and 40,118.92 is: 60,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,889.12 : 202,333.54 = 40,118.92 : x
  2. Step 2: Convert to fraction form
    134,889.12/202,333.54 = 40,118.92/x
  3. Step 3: Cross multiply
    134,889.12x = 202,333.54 × 40,118.92
  4. Step 4: Simplify right side
    134,889.12x = 8,117,403,104.58
  5. Step 5: Solve for x
    x = 8,117,403,104.58/134,889.12
  6. Step 6: Final answer
    x = 60,178.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.