Home / 89,912,085.36-124,078,676.24-48,658,977.72

Finding the Fourth Proportional to 89,912,085.36, 124,078,676.24 and 48,658,977.72

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Solution

The fourth proportional to 89,912,085.36, 124,078,676.24 and 48,658,977.72 is: 67,149,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,085.36 : 124,078,676.24 = 48,658,977.72 : x
  2. Step 2: Convert to fraction form
    89,912,085.36/124,078,676.24 = 48,658,977.72/x
  3. Step 3: Cross multiply
    89,912,085.36x = 124,078,676.24 × 48,658,977.72
  4. Step 4: Simplify right side
    89,912,085.36x = 6,037,541,542,689,253
  5. Step 5: Solve for x
    x = 6,037,541,542,689,253/89,912,085.36
  6. Step 6: Final answer
    x = 67,149,388.41

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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.