Home / 151,415.02-227,128.80-56,635.70

Finding the Fourth Proportional to 151,415.02, 227,128.80 and 56,635.70

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Solution

The fourth proportional to 151,415.02, 227,128.80 and 56,635.70 is: 84,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,415.02 : 227,128.80 = 56,635.70 : x
  2. Step 2: Convert to fraction form
    151,415.02/227,128.80 = 56,635.70/x
  3. Step 3: Cross multiply
    151,415.02x = 227,128.80 × 56,635.70
  4. Step 4: Simplify right side
    151,415.02x = 12,863,598,578.16
  5. Step 5: Solve for x
    x = 12,863,598,578.16/151,415.02
  6. Step 6: Final answer
    x = 84,955.90

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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.