Home / 249,557.41-344,389.37-136,380.16

Finding the Fourth Proportional to 249,557.41, 344,389.37 and 136,380.16

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Solution

The fourth proportional to 249,557.41, 344,389.37 and 136,380.16 is: 188,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,557.41 : 344,389.37 = 136,380.16 : x
  2. Step 2: Convert to fraction form
    249,557.41/344,389.37 = 136,380.16/x
  3. Step 3: Cross multiply
    249,557.41x = 344,389.37 × 136,380.16
  4. Step 4: Simplify right side
    249,557.41x = 46,967,877,382.90
  5. Step 5: Solve for x
    x = 46,967,877,382.90/249,557.41
  6. Step 6: Final answer
    x = 188,204.70

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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.