Home / 464,081.55-696,122.94-127,125.17

Finding the Fourth Proportional to 464,081.55, 696,122.94 and 127,125.17

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Solution

The fourth proportional to 464,081.55, 696,122.94 and 127,125.17 is: 190,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,081.55 : 696,122.94 = 127,125.17 : x
  2. Step 2: Convert to fraction form
    464,081.55/696,122.94 = 127,125.17/x
  3. Step 3: Cross multiply
    464,081.55x = 696,122.94 × 127,125.17
  4. Step 4: Simplify right side
    464,081.55x = 88,494,747,580.19
  5. Step 5: Solve for x
    x = 88,494,747,580.19/464,081.55
  6. Step 6: Final answer
    x = 190,687.92

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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.