Home / 277,345.85-416,051.57-90,357.35

Finding the Fourth Proportional to 277,345.85, 416,051.57 and 90,357.35

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Solution

The fourth proportional to 277,345.85, 416,051.57 and 90,357.35 is: 135,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,345.85 : 416,051.57 = 90,357.35 : x
  2. Step 2: Convert to fraction form
    277,345.85/416,051.57 = 90,357.35/x
  3. Step 3: Cross multiply
    277,345.85x = 416,051.57 × 90,357.35
  4. Step 4: Simplify right side
    277,345.85x = 37,593,315,248.28
  5. Step 5: Solve for x
    x = 37,593,315,248.28/277,345.85
  6. Step 6: Final answer
    x = 135,546.70

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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.