Home / 277,345.26-416,017.92-77,695.32

Finding the Fourth Proportional to 277,345.26, 416,017.92 and 77,695.32

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Solution

The fourth proportional to 277,345.26, 416,017.92 and 77,695.32 is: 116,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,345.26 : 416,017.92 = 77,695.32 : x
  2. Step 2: Convert to fraction form
    277,345.26/416,017.92 = 77,695.32/x
  3. Step 3: Cross multiply
    277,345.26x = 416,017.92 × 77,695.32
  4. Step 4: Simplify right side
    277,345.26x = 32,322,645,420.13
  5. Step 5: Solve for x
    x = 32,322,645,420.13/277,345.26
  6. Step 6: Final answer
    x = 116,542.99

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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.