Home / 136,298.32-203,426.81-127,330.24

Finding the Fourth Proportional to 136,298.32, 203,426.81 and 127,330.24

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Solution

The fourth proportional to 136,298.32, 203,426.81 and 127,330.24 is: 190,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,298.32 : 203,426.81 = 127,330.24 : x
  2. Step 2: Convert to fraction form
    136,298.32/203,426.81 = 127,330.24/x
  3. Step 3: Cross multiply
    136,298.32x = 203,426.81 × 127,330.24
  4. Step 4: Simplify right side
    136,298.32x = 25,902,384,539.73
  5. Step 5: Solve for x
    x = 25,902,384,539.73/136,298.32
  6. Step 6: Final answer
    x = 190,041.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.