Home / 191,979.29-264,913.02-107,101.82

Finding the Fourth Proportional to 191,979.29, 264,913.02 and 107,101.82

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Solution

The fourth proportional to 191,979.29, 264,913.02 and 107,101.82 is: 147,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,979.29 : 264,913.02 = 107,101.82 : x
  2. Step 2: Convert to fraction form
    191,979.29/264,913.02 = 107,101.82/x
  3. Step 3: Cross multiply
    191,979.29x = 264,913.02 × 107,101.82
  4. Step 4: Simplify right side
    191,979.29x = 28,372,665,259.13
  5. Step 5: Solve for x
    x = 28,372,665,259.13/191,979.29
  6. Step 6: Final answer
    x = 147,790.24

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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.