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Finding the Fourth Proportional to 181,547.48, 272,322.42 and 63,218.42

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Solution

The fourth proportional to 181,547.48, 272,322.42 and 63,218.42 is: 94,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,547.48 : 272,322.42 = 63,218.42 : x
  2. Step 2: Convert to fraction form
    181,547.48/272,322.42 = 63,218.42/x
  3. Step 3: Cross multiply
    181,547.48x = 272,322.42 × 63,218.42
  4. Step 4: Simplify right side
    181,547.48x = 17,215,793,122.98
  5. Step 5: Solve for x
    x = 17,215,793,122.98/181,547.48
  6. Step 6: Final answer
    x = 94,828.05

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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.