Home / 91,258.32-125,935.16-50,972.66

Finding the Fourth Proportional to 91,258.32, 125,935.16 and 50,972.66

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Solution

The fourth proportional to 91,258.32, 125,935.16 and 50,972.66 is: 70,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,258.32 : 125,935.16 = 50,972.66 : x
  2. Step 2: Convert to fraction form
    91,258.32/125,935.16 = 50,972.66/x
  3. Step 3: Cross multiply
    91,258.32x = 125,935.16 × 50,972.66
  4. Step 4: Simplify right side
    91,258.32x = 6,419,249,208.19
  5. Step 5: Solve for x
    x = 6,419,249,208.19/91,258.32
  6. Step 6: Final answer
    x = 70,341.52

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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.