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Finding the Fourth Proportional to 134,144.94, 201,302.01 and 75,019.26

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Solution

The fourth proportional to 134,144.94, 201,302.01 and 75,019.26 is: 112,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,144.94 : 201,302.01 = 75,019.26 : x
  2. Step 2: Convert to fraction form
    134,144.94/201,302.01 = 75,019.26/x
  3. Step 3: Cross multiply
    134,144.94x = 201,302.01 × 75,019.26
  4. Step 4: Simplify right side
    134,144.94x = 15,101,527,826.71
  5. Step 5: Solve for x
    x = 15,101,527,826.71/134,144.94
  6. Step 6: Final answer
    x = 112,576.20

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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.