Home / 138,846.16-208,226.15-50,088.08

Finding the Fourth Proportional to 138,846.16, 208,226.15 and 50,088.08

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Solution

The fourth proportional to 138,846.16, 208,226.15 and 50,088.08 is: 75,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,846.16 : 208,226.15 = 50,088.08 : x
  2. Step 2: Convert to fraction form
    138,846.16/208,226.15 = 50,088.08/x
  3. Step 3: Cross multiply
    138,846.16x = 208,226.15 × 50,088.08
  4. Step 4: Simplify right side
    138,846.16x = 10,429,648,059.29
  5. Step 5: Solve for x
    x = 10,429,648,059.29/138,846.16
  6. Step 6: Final answer
    x = 75,116.58

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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.