Home / 434,097.55-651,170.94-134,620.71

Finding the Fourth Proportional to 434,097.55, 651,170.94 and 134,620.71

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Solution

The fourth proportional to 434,097.55, 651,170.94 and 134,620.71 is: 201,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,097.55 : 651,170.94 = 134,620.71 : x
  2. Step 2: Convert to fraction form
    434,097.55/651,170.94 = 134,620.71/x
  3. Step 3: Cross multiply
    434,097.55x = 651,170.94 × 134,620.71
  4. Step 4: Simplify right side
    434,097.55x = 87,661,094,274.17
  5. Step 5: Solve for x
    x = 87,661,094,274.17/434,097.55
  6. Step 6: Final answer
    x = 201,938.70

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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.