Home / 249,640.44-344,503.98-136,463.22

Finding the Fourth Proportional to 249,640.44, 344,503.98 and 136,463.22

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Solution

The fourth proportional to 249,640.44, 344,503.98 and 136,463.22 is: 188,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,640.44 : 344,503.98 = 136,463.22 : x
  2. Step 2: Convert to fraction form
    249,640.44/344,503.98 = 136,463.22/x
  3. Step 3: Cross multiply
    249,640.44x = 344,503.98 × 136,463.22
  4. Step 4: Simplify right side
    249,640.44x = 47,012,122,413.62
  5. Step 5: Solve for x
    x = 47,012,122,413.62/249,640.44
  6. Step 6: Final answer
    x = 188,319.34

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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.