Home / 249,426.40-344,202.84-136,249.60

Finding the Fourth Proportional to 249,426.40, 344,202.84 and 136,249.60

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Solution

The fourth proportional to 249,426.40, 344,202.84 and 136,249.60 is: 188,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,426.40 : 344,202.84 = 136,249.60 : x
  2. Step 2: Convert to fraction form
    249,426.40/344,202.84 = 136,249.60/x
  3. Step 3: Cross multiply
    249,426.40x = 344,202.84 × 136,249.60
  4. Step 4: Simplify right side
    249,426.40x = 46,897,499,268.86
  5. Step 5: Solve for x
    x = 46,897,499,268.86/249,426.40
  6. Step 6: Final answer
    x = 188,021.39

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1.5x scale

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.