Home / 134,156.38-201,263.61-40,669.18

Finding the Fourth Proportional to 134,156.38, 201,263.61 and 40,669.18

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Solution

The fourth proportional to 134,156.38, 201,263.61 and 40,669.18 is: 61,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,156.38 : 201,263.61 = 40,669.18 : x
  2. Step 2: Convert to fraction form
    134,156.38/201,263.61 = 40,669.18/x
  3. Step 3: Cross multiply
    134,156.38x = 201,263.61 × 40,669.18
  4. Step 4: Simplify right side
    134,156.38x = 8,185,225,982.54
  5. Step 5: Solve for x
    x = 8,185,225,982.54/134,156.38
  6. Step 6: Final answer
    x = 61,012.57

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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.