Home / 206,036.48-309,004.77-56,277.47

Finding the Fourth Proportional to 206,036.48, 309,004.77 and 56,277.47

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Solution

The fourth proportional to 206,036.48, 309,004.77 and 56,277.47 is: 84,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,036.48 : 309,004.77 = 56,277.47 : x
  2. Step 2: Convert to fraction form
    206,036.48/309,004.77 = 56,277.47/x
  3. Step 3: Cross multiply
    206,036.48x = 309,004.77 × 56,277.47
  4. Step 4: Simplify right side
    206,036.48x = 17,390,006,673.53
  5. Step 5: Solve for x
    x = 17,390,006,673.53/206,036.48
  6. Step 6: Final answer
    x = 84,402.56

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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.