Home / 277,084.35-382,368.74-156,224.57

Finding the Fourth Proportional to 277,084.35, 382,368.74 and 156,224.57

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Solution

The fourth proportional to 277,084.35, 382,368.74 and 156,224.57 is: 215,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,084.35 : 382,368.74 = 156,224.57 : x
  2. Step 2: Convert to fraction form
    277,084.35/382,368.74 = 156,224.57/x
  3. Step 3: Cross multiply
    277,084.35x = 382,368.74 × 156,224.57
  4. Step 4: Simplify right side
    277,084.35x = 59,735,389,294.98
  5. Step 5: Solve for x
    x = 59,735,389,294.98/277,084.35
  6. Step 6: Final answer
    x = 215,585.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.