Home / 91,258.49-125,935.37-50,972.84

Finding the Fourth Proportional to 91,258.49, 125,935.37 and 50,972.84

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Solution

The fourth proportional to 91,258.49, 125,935.37 and 50,972.84 is: 70,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,258.49 : 125,935.37 = 50,972.84 : x
  2. Step 2: Convert to fraction form
    91,258.49/125,935.37 = 50,972.84/x
  3. Step 3: Cross multiply
    91,258.49x = 125,935.37 × 50,972.84
  4. Step 4: Simplify right side
    91,258.49x = 6,419,283,465.35
  5. Step 5: Solve for x
    x = 6,419,283,465.35/91,258.49
  6. Step 6: Final answer
    x = 70,341.77

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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.