Home / 134,439.84-201,689.04-40,943.16

Finding the Fourth Proportional to 134,439.84, 201,689.04 and 40,943.16

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Solution

The fourth proportional to 134,439.84, 201,689.04 and 40,943.16 is: 61,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,439.84 : 201,689.04 = 40,943.16 : x
  2. Step 2: Convert to fraction form
    134,439.84/201,689.04 = 40,943.16/x
  3. Step 3: Cross multiply
    134,439.84x = 201,689.04 × 40,943.16
  4. Step 4: Simplify right side
    134,439.84x = 8,257,786,634.97
  5. Step 5: Solve for x
    x = 8,257,786,634.97/134,439.84
  6. Step 6: Final answer
    x = 61,423.66

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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.