Home / 249,520.96-374,241.12-91,710.40

Finding the Fourth Proportional to 249,520.96, 374,241.12 and 91,710.40

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Solution

The fourth proportional to 249,520.96, 374,241.12 and 91,710.40 is: 137,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,520.96 : 374,241.12 = 91,710.40 : x
  2. Step 2: Convert to fraction form
    249,520.96/374,241.12 = 91,710.40/x
  3. Step 3: Cross multiply
    249,520.96x = 374,241.12 × 91,710.40
  4. Step 4: Simplify right side
    249,520.96x = 34,321,802,811.65
  5. Step 5: Solve for x
    x = 34,321,802,811.65/249,520.96
  6. Step 6: Final answer
    x = 137,550.78

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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.