Home / 182,179.98-251,397.02-100,509.29

Finding the Fourth Proportional to 182,179.98, 251,397.02 and 100,509.29

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Solution

The fourth proportional to 182,179.98, 251,397.02 and 100,509.29 is: 138,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,179.98 : 251,397.02 = 100,509.29 : x
  2. Step 2: Convert to fraction form
    182,179.98/251,397.02 = 100,509.29/x
  3. Step 3: Cross multiply
    182,179.98x = 251,397.02 × 100,509.29
  4. Step 4: Simplify right side
    182,179.98x = 25,267,734,228.78
  5. Step 5: Solve for x
    x = 25,267,734,228.78/182,179.98
  6. Step 6: Final answer
    x = 138,696.55

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1.5x scale

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.