Home / 251,061.04-346,471.36-137,891.12

Finding the Fourth Proportional to 251,061.04, 346,471.36 and 137,891.12

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Solution

The fourth proportional to 251,061.04, 346,471.36 and 137,891.12 is: 190,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,061.04 : 346,471.36 = 137,891.12 : x
  2. Step 2: Convert to fraction form
    251,061.04/346,471.36 = 137,891.12/x
  3. Step 3: Cross multiply
    251,061.04x = 346,471.36 × 137,891.12
  4. Step 4: Simplify right side
    251,061.04x = 47,775,323,878.32
  5. Step 5: Solve for x
    x = 47,775,323,878.32/251,061.04
  6. Step 6: Final answer
    x = 190,293.66

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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.