Home / 89,912,114.57-124,078,716.57-48,659,006.95

Finding the Fourth Proportional to 89,912,114.57, 124,078,716.57 and 48,659,006.95

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Solution

The fourth proportional to 89,912,114.57, 124,078,716.57 and 48,659,006.95 is: 67,149,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,114.57 : 124,078,716.57 = 48,659,006.95 : x
  2. Step 2: Convert to fraction form
    89,912,114.57/124,078,716.57 = 48,659,006.95/x
  3. Step 3: Cross multiply
    89,912,114.57x = 124,078,716.57 × 48,659,006.95
  4. Step 4: Simplify right side
    89,912,114.57x = 6,037,547,131,798,985
  5. Step 5: Solve for x
    x = 6,037,547,131,798,985/89,912,114.57
  6. Step 6: Final answer
    x = 67,149,428.76

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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.