Home / 136,210.32-204,374.24-51,995.76

Finding the Fourth Proportional to 136,210.32, 204,374.24 and 51,995.76

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Solution

The fourth proportional to 136,210.32, 204,374.24 and 51,995.76 is: 78,016.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,210.32 : 204,374.24 = 51,995.76 : x
  2. Step 2: Convert to fraction form
    136,210.32/204,374.24 = 51,995.76/x
  3. Step 3: Cross multiply
    136,210.32x = 204,374.24 × 51,995.76
  4. Step 4: Simplify right side
    136,210.32x = 10,626,593,933.22
  5. Step 5: Solve for x
    x = 10,626,593,933.22/136,210.32
  6. Step 6: Final answer
    x = 78,016.07

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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.