Home / 249,647.55-374,434.41-91,839.09

Finding the Fourth Proportional to 249,647.55, 374,434.41 and 91,839.09

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Solution

The fourth proportional to 249,647.55, 374,434.41 and 91,839.09 is: 137,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,647.55 : 374,434.41 = 91,839.09 : x
  2. Step 2: Convert to fraction form
    249,647.55/374,434.41 = 91,839.09/x
  3. Step 3: Cross multiply
    249,647.55x = 374,434.41 × 91,839.09
  4. Step 4: Simplify right side
    249,647.55x = 34,387,715,479.09
  5. Step 5: Solve for x
    x = 34,387,715,479.09/249,647.55
  6. Step 6: Final answer
    x = 137,745.05

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1.5x scale

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.