Home / 276,700.32-381,902.04-181,172.16

Finding the Fourth Proportional to 276,700.32, 381,902.04 and 181,172.16

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Solution

The fourth proportional to 276,700.32, 381,902.04 and 181,172.16 is: 250,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,700.32 : 381,902.04 = 181,172.16 : x
  2. Step 2: Convert to fraction form
    276,700.32/381,902.04 = 181,172.16/x
  3. Step 3: Cross multiply
    276,700.32x = 381,902.04 × 181,172.16
  4. Step 4: Simplify right side
    276,700.32x = 69,190,017,495.21
  5. Step 5: Solve for x
    x = 69,190,017,495.21/276,700.32
  6. Step 6: Final answer
    x = 250,053.98

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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.