Home / 277,079.38-415,444.01-117,072.18

Finding the Fourth Proportional to 277,079.38, 415,444.01 and 117,072.18

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Solution

The fourth proportional to 277,079.38, 415,444.01 and 117,072.18 is: 175,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,079.38 : 415,444.01 = 117,072.18 : x
  2. Step 2: Convert to fraction form
    277,079.38/415,444.01 = 117,072.18/x
  3. Step 3: Cross multiply
    277,079.38x = 415,444.01 × 117,072.18
  4. Step 4: Simplify right side
    277,079.38x = 48,636,935,333.28
  5. Step 5: Solve for x
    x = 48,636,935,333.28/277,079.38
  6. Step 6: Final answer
    x = 175,534.30

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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.