Home / 249,603.39-344,452.10-136,426.95

Finding the Fourth Proportional to 249,603.39, 344,452.10 and 136,426.95

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Solution

The fourth proportional to 249,603.39, 344,452.10 and 136,426.95 is: 188,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,603.39 : 344,452.10 = 136,426.95 : x
  2. Step 2: Convert to fraction form
    249,603.39/344,452.10 = 136,426.95/x
  3. Step 3: Cross multiply
    249,603.39x = 344,452.10 × 136,426.95
  4. Step 4: Simplify right side
    249,603.39x = 46,992,548,741.96
  5. Step 5: Solve for x
    x = 46,992,548,741.96/249,603.39
  6. Step 6: Final answer
    x = 188,268.87

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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.