Home / 277,406.27-382,840.88-156,558.12

Finding the Fourth Proportional to 277,406.27, 382,840.88 and 156,558.12

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Solution

The fourth proportional to 277,406.27, 382,840.88 and 156,558.12 is: 216,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,406.27 : 382,840.88 = 156,558.12 : x
  2. Step 2: Convert to fraction form
    277,406.27/382,840.88 = 156,558.12/x
  3. Step 3: Cross multiply
    277,406.27x = 382,840.88 × 156,558.12
  4. Step 4: Simplify right side
    277,406.27x = 59,936,847,094.14
  5. Step 5: Solve for x
    x = 59,936,847,094.14/277,406.27
  6. Step 6: Final answer
    x = 216,061.62

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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.