Home / 210,112.62-315,227.25-116,683.98

Finding the Fourth Proportional to 210,112.62, 315,227.25 and 116,683.98

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Solution

The fourth proportional to 210,112.62, 315,227.25 and 116,683.98 is: 175,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,112.62 : 315,227.25 = 116,683.98 : x
  2. Step 2: Convert to fraction form
    210,112.62/315,227.25 = 116,683.98/x
  3. Step 3: Cross multiply
    210,112.62x = 315,227.25 × 116,683.98
  4. Step 4: Simplify right side
    210,112.62x = 36,781,970,134.46
  5. Step 5: Solve for x
    x = 36,781,970,134.46/210,112.62
  6. Step 6: Final answer
    x = 175,058.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.