Home / 291,807.36-402,725.16-171,050.13

Finding the Fourth Proportional to 291,807.36, 402,725.16 and 171,050.13

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Solution

The fourth proportional to 291,807.36, 402,725.16 and 171,050.13 is: 236,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,807.36 : 402,725.16 = 171,050.13 : x
  2. Step 2: Convert to fraction form
    291,807.36/402,725.16 = 171,050.13/x
  3. Step 3: Cross multiply
    291,807.36x = 402,725.16 × 171,050.13
  4. Step 4: Simplify right side
    291,807.36x = 68,886,190,972.27
  5. Step 5: Solve for x
    x = 68,886,190,972.27/291,807.36
  6. Step 6: Final answer
    x = 236,067.35

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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.