Home / 70,919.59-97,838.02-50,769.12

Finding the Fourth Proportional to 70,919.59, 97,838.02 and 50,769.12

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Solution

The fourth proportional to 70,919.59, 97,838.02 and 50,769.12 is: 70,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919.59 : 97,838.02 = 50,769.12 : x
  2. Step 2: Convert to fraction form
    70,919.59/97,838.02 = 50,769.12/x
  3. Step 3: Cross multiply
    70,919.59x = 97,838.02 × 50,769.12
  4. Step 4: Simplify right side
    70,919.59x = 4,967,150,177.94
  5. Step 5: Solve for x
    x = 4,967,150,177.94/70,919.59
  6. Step 6: Final answer
    x = 70,039.18

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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.