Home / 249,992.36-344,990.04-136,822.40

Finding the Fourth Proportional to 249,992.36, 344,990.04 and 136,822.40

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Solution

The fourth proportional to 249,992.36, 344,990.04 and 136,822.40 is: 188,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,992.36 : 344,990.04 = 136,822.40 : x
  2. Step 2: Convert to fraction form
    249,992.36/344,990.04 = 136,822.40/x
  3. Step 3: Cross multiply
    249,992.36x = 344,990.04 × 136,822.40
  4. Step 4: Simplify right side
    249,992.36x = 47,202,365,248.90
  5. Step 5: Solve for x
    x = 47,202,365,248.90/249,992.36
  6. Step 6: Final answer
    x = 188,815.23

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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.