Home / 249,399.44-374,248.20-91,643.84

Finding the Fourth Proportional to 249,399.44, 374,248.20 and 91,643.84

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Solution

The fourth proportional to 249,399.44, 374,248.20 and 91,643.84 is: 137,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,399.44 : 374,248.20 = 91,643.84 : x
  2. Step 2: Convert to fraction form
    249,399.44/374,248.20 = 91,643.84/x
  3. Step 3: Cross multiply
    249,399.44x = 374,248.20 × 91,643.84
  4. Step 4: Simplify right side
    249,399.44x = 34,297,540,289.85
  5. Step 5: Solve for x
    x = 34,297,540,289.85/249,399.44
  6. Step 6: Final answer
    x = 137,520.52

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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.