Home / 249,550.22-344,373.81-136,373.78

Finding the Fourth Proportional to 249,550.22, 344,373.81 and 136,373.78

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Solution

The fourth proportional to 249,550.22, 344,373.81 and 136,373.78 is: 188,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,550.22 : 344,373.81 = 136,373.78 : x
  2. Step 2: Convert to fraction form
    249,550.22/344,373.81 = 136,373.78/x
  3. Step 3: Cross multiply
    249,550.22x = 344,373.81 × 136,373.78
  4. Step 4: Simplify right side
    249,550.22x = 46,963,558,202.70
  5. Step 5: Solve for x
    x = 46,963,558,202.70/249,550.22
  6. Step 6: Final answer
    x = 188,192.81

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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.