Home / 89,912,082.07-124,078,671.75-48,658,974.45

Finding the Fourth Proportional to 89,912,082.07, 124,078,671.75 and 48,658,974.45

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Solution

The fourth proportional to 89,912,082.07, 124,078,671.75 and 48,658,974.45 is: 67,149,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,082.07 : 124,078,671.75 = 48,658,974.45 : x
  2. Step 2: Convert to fraction form
    89,912,082.07/124,078,671.75 = 48,658,974.45/x
  3. Step 3: Cross multiply
    89,912,082.07x = 124,078,671.75 × 48,658,974.45
  4. Step 4: Simplify right side
    89,912,082.07x = 6,037,540,918,473,187
  5. Step 5: Solve for x
    x = 6,037,540,918,473,187/89,912,082.07
  6. Step 6: Final answer
    x = 67,149,383.93

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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.