Home / 151,419.02-227,134.80-56,639.70

Finding the Fourth Proportional to 151,419.02, 227,134.80 and 56,639.70

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Solution

The fourth proportional to 151,419.02, 227,134.80 and 56,639.70 is: 84,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,419.02 : 227,134.80 = 56,639.70 : x
  2. Step 2: Convert to fraction form
    151,419.02/227,134.80 = 56,639.70/x
  3. Step 3: Cross multiply
    151,419.02x = 227,134.80 × 56,639.70
  4. Step 4: Simplify right side
    151,419.02x = 12,864,846,931.56
  5. Step 5: Solve for x
    x = 12,864,846,931.56/151,419.02
  6. Step 6: Final answer
    x = 84,961.90

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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.