Home / 85,024,146.08-117,329,935.92-50,228,010.56

Finding the Fourth Proportional to 85,024,146.08, 117,329,935.92 and 50,228,010.56

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Solution

The fourth proportional to 85,024,146.08, 117,329,935.92 and 50,228,010.56 is: 69,312,654.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,024,146.08 : 117,329,935.92 = 50,228,010.56 : x
  2. Step 2: Convert to fraction form
    85,024,146.08/117,329,935.92 = 50,228,010.56/x
  3. Step 3: Cross multiply
    85,024,146.08x = 117,329,935.92 × 50,228,010.56
  4. Step 4: Simplify right side
    85,024,146.08x = 5,893,249,260,393,884
  5. Step 5: Solve for x
    x = 5,893,249,260,393,884/85,024,146.08
  6. Step 6: Final answer
    x = 69,312,654.49

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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.