Home / 249,728.58-374,417.88-91,936.56

Finding the Fourth Proportional to 249,728.58, 374,417.88 and 91,936.56

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Solution

The fourth proportional to 249,728.58, 374,417.88 and 91,936.56 is: 137,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,728.58 : 374,417.88 = 91,936.56 : x
  2. Step 2: Convert to fraction form
    249,728.58/374,417.88 = 91,936.56/x
  3. Step 3: Cross multiply
    249,728.58x = 374,417.88 × 91,936.56
  4. Step 4: Simplify right side
    249,728.58x = 34,422,691,889.69
  5. Step 5: Solve for x
    x = 34,422,691,889.69/249,728.58
  6. Step 6: Final answer
    x = 137,840.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.