Home / 134,741.78-202,154.83-39,972.46

Finding the Fourth Proportional to 134,741.78, 202,154.83 and 39,972.46

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Solution

The fourth proportional to 134,741.78, 202,154.83 and 39,972.46 is: 59,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,741.78 : 202,154.83 = 39,972.46 : x
  2. Step 2: Convert to fraction form
    134,741.78/202,154.83 = 39,972.46/x
  3. Step 3: Cross multiply
    134,741.78x = 202,154.83 × 39,972.46
  4. Step 4: Simplify right side
    134,741.78x = 8,080,625,855.98
  5. Step 5: Solve for x
    x = 8,080,625,855.98/134,741.78
  6. Step 6: Final answer
    x = 59,971.20

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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.