Home / 134,300.84-201,360.38-75,177.32

Finding the Fourth Proportional to 134,300.84, 201,360.38 and 75,177.32

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Solution

The fourth proportional to 134,300.84, 201,360.38 and 75,177.32 is: 112,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,300.84 : 201,360.38 = 75,177.32 : x
  2. Step 2: Convert to fraction form
    134,300.84/201,360.38 = 75,177.32/x
  3. Step 3: Cross multiply
    134,300.84x = 201,360.38 × 75,177.32
  4. Step 4: Simplify right side
    134,300.84x = 15,137,733,722.58
  5. Step 5: Solve for x
    x = 15,137,733,722.58/134,300.84
  6. Step 6: Final answer
    x = 112,715.11

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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.