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Finding the Fourth Proportional to 181,789.96, 272,809.48 and 63,461.32

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Solution

The fourth proportional to 181,789.96, 272,809.48 and 63,461.32 is: 95,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,789.96 : 272,809.48 = 63,461.32 : x
  2. Step 2: Convert to fraction form
    181,789.96/272,809.48 = 63,461.32/x
  3. Step 3: Cross multiply
    181,789.96x = 272,809.48 × 63,461.32
  4. Step 4: Simplify right side
    181,789.96x = 17,312,849,709.31
  5. Step 5: Solve for x
    x = 17,312,849,709.31/181,789.96
  6. Step 6: Final answer
    x = 95,235.46

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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.