Home / 251,016.24-346,398.02-137,838.18

Finding the Fourth Proportional to 251,016.24, 346,398.02 and 137,838.18

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Solution

The fourth proportional to 251,016.24, 346,398.02 and 137,838.18 is: 190,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,016.24 : 346,398.02 = 137,838.18 : x
  2. Step 2: Convert to fraction form
    251,016.24/346,398.02 = 137,838.18/x
  3. Step 3: Cross multiply
    251,016.24x = 346,398.02 × 137,838.18
  4. Step 4: Simplify right side
    251,016.24x = 47,746,872,632.40
  5. Step 5: Solve for x
    x = 47,746,872,632.40/251,016.24
  6. Step 6: Final answer
    x = 190,214.28

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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.