Home / 77,644.15-116,437.56-27,710.89

Finding the Fourth Proportional to 77,644.15, 116,437.56 and 27,710.89

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Solution

The fourth proportional to 77,644.15, 116,437.56 and 27,710.89 is: 41,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,644.15 : 116,437.56 = 27,710.89 : x
  2. Step 2: Convert to fraction form
    77,644.15/116,437.56 = 27,710.89/x
  3. Step 3: Cross multiply
    77,644.15x = 116,437.56 × 27,710.89
  4. Step 4: Simplify right side
    77,644.15x = 3,226,588,417.03
  5. Step 5: Solve for x
    x = 3,226,588,417.03/77,644.15
  6. Step 6: Final answer
    x = 41,556.10

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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.