Home / 89,907,983.11-124,072,560.54-48,654,875.49

Finding the Fourth Proportional to 89,907,983.11, 124,072,560.54 and 48,654,875.49

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Solution

The fourth proportional to 89,907,983.11, 124,072,560.54 and 48,654,875.49 is: 67,143,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,907,983.11 : 124,072,560.54 = 48,654,875.49 : x
  2. Step 2: Convert to fraction form
    89,907,983.11/124,072,560.54 = 48,654,875.49/x
  3. Step 3: Cross multiply
    89,907,983.11x = 124,072,560.54 × 48,654,875.49
  4. Step 4: Simplify right side
    89,907,983.11x = 6,036,734,984,333,915
  5. Step 5: Solve for x
    x = 6,036,734,984,333,915/89,907,983.11
  6. Step 6: Final answer
    x = 67,143,481.32

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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.