Home / 134,143.14-201,089.64-45,334.56

Finding the Fourth Proportional to 134,143.14, 201,089.64 and 45,334.56

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Solution

The fourth proportional to 134,143.14, 201,089.64 and 45,334.56 is: 67,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,143.14 : 201,089.64 = 45,334.56 : x
  2. Step 2: Convert to fraction form
    134,143.14/201,089.64 = 45,334.56/x
  3. Step 3: Cross multiply
    134,143.14x = 201,089.64 × 45,334.56
  4. Step 4: Simplify right side
    134,143.14x = 9,116,310,349.96
  5. Step 5: Solve for x
    x = 9,116,310,349.96/134,143.14
  6. Step 6: Final answer
    x = 67,959.57

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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.