Home / 222,038.94-306,395.21-125,237.46

Finding the Fourth Proportional to 222,038.94, 306,395.21 and 125,237.46

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Solution

The fourth proportional to 222,038.94, 306,395.21 and 125,237.46 is: 172,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,038.94 : 306,395.21 = 125,237.46 : x
  2. Step 2: Convert to fraction form
    222,038.94/306,395.21 = 125,237.46/x
  3. Step 3: Cross multiply
    222,038.94x = 306,395.21 × 125,237.46
  4. Step 4: Simplify right side
    222,038.94x = 38,372,157,856.57
  5. Step 5: Solve for x
    x = 38,372,157,856.57/222,038.94
  6. Step 6: Final answer
    x = 172,817.24

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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.