Home / 251,041.04-346,443.76-137,871.12

Finding the Fourth Proportional to 251,041.04, 346,443.76 and 137,871.12

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Solution

The fourth proportional to 251,041.04, 346,443.76 and 137,871.12 is: 190,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,041.04 : 346,443.76 = 137,871.12 : x
  2. Step 2: Convert to fraction form
    251,041.04/346,443.76 = 137,871.12/x
  3. Step 3: Cross multiply
    251,041.04x = 346,443.76 × 137,871.12
  4. Step 4: Simplify right side
    251,041.04x = 47,764,589,208.21
  5. Step 5: Solve for x
    x = 47,764,589,208.21/251,041.04
  6. Step 6: Final answer
    x = 190,266.06

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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.