Home / 138,846.28-208,226.30-50,088.24

Finding the Fourth Proportional to 138,846.28, 208,226.30 and 50,088.24

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Solution

The fourth proportional to 138,846.28, 208,226.30 and 50,088.24 is: 75,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,846.28 : 208,226.30 = 50,088.24 : x
  2. Step 2: Convert to fraction form
    138,846.28/208,226.30 = 50,088.24/x
  3. Step 3: Cross multiply
    138,846.28x = 208,226.30 × 50,088.24
  4. Step 4: Simplify right side
    138,846.28x = 10,429,688,888.71
  5. Step 5: Solve for x
    x = 10,429,688,888.71/138,846.28
  6. Step 6: Final answer
    x = 75,116.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.