Home / 89,344.48-123,289.86-49,058.08

Finding the Fourth Proportional to 89,344.48, 123,289.86 and 49,058.08

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Solution

The fourth proportional to 89,344.48, 123,289.86 and 49,058.08 is: 67,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,344.48 : 123,289.86 = 49,058.08 : x
  2. Step 2: Convert to fraction form
    89,344.48/123,289.86 = 49,058.08/x
  3. Step 3: Cross multiply
    89,344.48x = 123,289.86 × 49,058.08
  4. Step 4: Simplify right side
    89,344.48x = 6,048,363,815.07
  5. Step 5: Solve for x
    x = 6,048,363,815.07/89,344.48
  6. Step 6: Final answer
    x = 67,697.12

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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.