Home / 90,058,190.04-124,280,408.52-48,805,082.42

Finding the Fourth Proportional to 90,058,190.04, 124,280,408.52 and 48,805,082.42

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Solution

The fourth proportional to 90,058,190.04, 124,280,408.52 and 48,805,082.42 is: 67,351,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,190.04 : 124,280,408.52 = 48,805,082.42 : x
  2. Step 2: Convert to fraction form
    90,058,190.04/124,280,408.52 = 48,805,082.42/x
  3. Step 3: Cross multiply
    90,058,190.04x = 124,280,408.52 × 48,805,082.42
  4. Step 4: Simplify right side
    90,058,190.04x = 6,065,515,580,388,468
  5. Step 5: Solve for x
    x = 6,065,515,580,388,468/90,058,190.04
  6. Step 6: Final answer
    x = 67,351,071.32

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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.