Home / 106,697,747.52-147,243,046.32-57,805,175.52

Finding the Fourth Proportional to 106,697,747.52, 147,243,046.32 and 57,805,175.52

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Solution

The fourth proportional to 106,697,747.52, 147,243,046.32 and 57,805,175.52 is: 79,771,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,697,747.52 : 147,243,046.32 = 57,805,175.52 : x
  2. Step 2: Convert to fraction form
    106,697,747.52/147,243,046.32 = 57,805,175.52/x
  3. Step 3: Cross multiply
    106,697,747.52x = 147,243,046.32 × 57,805,175.52
  4. Step 4: Simplify right side
    106,697,747.52x = 8,511,410,136,627,090
  5. Step 5: Solve for x
    x = 8,511,410,136,627,090/106,697,747.52
  6. Step 6: Final answer
    x = 79,771,226.05

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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.