Home / 64,836.68-89,473.38-36,541.80

Finding the Fourth Proportional to 64,836.68, 89,473.38 and 36,541.80

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Solution

The fourth proportional to 64,836.68, 89,473.38 and 36,541.80 is: 50,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,836.68 : 89,473.38 = 36,541.80 : x
  2. Step 2: Convert to fraction form
    64,836.68/89,473.38 = 36,541.80/x
  3. Step 3: Cross multiply
    64,836.68x = 89,473.38 × 36,541.80
  4. Step 4: Simplify right side
    64,836.68x = 3,269,518,357.28
  5. Step 5: Solve for x
    x = 3,269,518,357.28/64,836.68
  6. Step 6: Final answer
    x = 50,426.99

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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.