Home / 250,776.36-346,070.02-136,057.28

Finding the Fourth Proportional to 250,776.36, 346,070.02 and 136,057.28

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Solution

The fourth proportional to 250,776.36, 346,070.02 and 136,057.28 is: 187,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.36 : 346,070.02 = 136,057.28 : x
  2. Step 2: Convert to fraction form
    250,776.36/346,070.02 = 136,057.28/x
  3. Step 3: Cross multiply
    250,776.36x = 346,070.02 × 136,057.28
  4. Step 4: Simplify right side
    250,776.36x = 47,085,345,610.75
  5. Step 5: Solve for x
    x = 47,085,345,610.75/250,776.36
  6. Step 6: Final answer
    x = 187,758.31

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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.