Home / 249,569.56-344,405.16-136,392.28

Finding the Fourth Proportional to 249,569.56, 344,405.16 and 136,392.28

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Solution

The fourth proportional to 249,569.56, 344,405.16 and 136,392.28 is: 188,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,569.56 : 344,405.16 = 136,392.28 : x
  2. Step 2: Convert to fraction form
    249,569.56/344,405.16 = 136,392.28/x
  3. Step 3: Cross multiply
    249,569.56x = 344,405.16 × 136,392.28
  4. Step 4: Simplify right side
    249,569.56x = 46,974,205,016.16
  5. Step 5: Solve for x
    x = 46,974,205,016.16/249,569.56
  6. Step 6: Final answer
    x = 188,220.89

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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.