Home / 91,266.75-125,946.75-50,981.10

Finding the Fourth Proportional to 91,266.75, 125,946.75 and 50,981.10

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Solution

The fourth proportional to 91,266.75, 125,946.75 and 50,981.10 is: 70,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,266.75 : 125,946.75 = 50,981.10 : x
  2. Step 2: Convert to fraction form
    91,266.75/125,946.75 = 50,981.10/x
  3. Step 3: Cross multiply
    91,266.75x = 125,946.75 × 50,981.10
  4. Step 4: Simplify right side
    91,266.75x = 6,420,903,856.43
  5. Step 5: Solve for x
    x = 6,420,903,856.43/91,266.75
  6. Step 6: Final answer
    x = 70,353.16

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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.