Home / 90,058,190.58-124,280,409.33-48,805,082.96

Finding the Fourth Proportional to 90,058,190.58, 124,280,409.33 and 48,805,082.96

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Solution

The fourth proportional to 90,058,190.58, 124,280,409.33 and 48,805,082.96 is: 67,351,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,190.58 : 124,280,409.33 = 48,805,082.96 : x
  2. Step 2: Convert to fraction form
    90,058,190.58/124,280,409.33 = 48,805,082.96/x
  3. Step 3: Cross multiply
    90,058,190.58x = 124,280,409.33 × 48,805,082.96
  4. Step 4: Simplify right side
    90,058,190.58x = 6,065,515,687,032,006
  5. Step 5: Solve for x
    x = 6,065,515,687,032,006/90,058,190.58
  6. Step 6: Final answer
    x = 67,351,072.10

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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.