Home / 453,022.15-679,533.38-133,174.01

Finding the Fourth Proportional to 453,022.15, 679,533.38 and 133,174.01

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Solution

The fourth proportional to 453,022.15, 679,533.38 and 133,174.01 is: 199,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,022.15 : 679,533.38 = 133,174.01 : x
  2. Step 2: Convert to fraction form
    453,022.15/679,533.38 = 133,174.01/x
  3. Step 3: Cross multiply
    453,022.15x = 679,533.38 × 133,174.01
  4. Step 4: Simplify right side
    453,022.15x = 90,496,185,143.45
  5. Step 5: Solve for x
    x = 90,496,185,143.45/453,022.15
  6. Step 6: Final answer
    x = 199,761.06

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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.