Home / 134,146.95-201,033.51-100,828.14

Finding the Fourth Proportional to 134,146.95, 201,033.51 and 100,828.14

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Solution

The fourth proportional to 134,146.95, 201,033.51 and 100,828.14 is: 151,101.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,146.95 : 201,033.51 = 100,828.14 : x
  2. Step 2: Convert to fraction form
    134,146.95/201,033.51 = 100,828.14/x
  3. Step 3: Cross multiply
    134,146.95x = 201,033.51 × 100,828.14
  4. Step 4: Simplify right side
    134,146.95x = 20,269,834,890.97
  5. Step 5: Solve for x
    x = 20,269,834,890.97/134,146.95
  6. Step 6: Final answer
    x = 151,101.72

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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.