Home / 89,322.84-123,265.02-49,037.28

Finding the Fourth Proportional to 89,322.84, 123,265.02 and 49,037.28

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Solution

The fourth proportional to 89,322.84, 123,265.02 and 49,037.28 is: 67,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,322.84 : 123,265.02 = 49,037.28 : x
  2. Step 2: Convert to fraction form
    89,322.84/123,265.02 = 49,037.28/x
  3. Step 3: Cross multiply
    89,322.84x = 123,265.02 × 49,037.28
  4. Step 4: Simplify right side
    89,322.84x = 6,044,581,299.95
  5. Step 5: Solve for x
    x = 6,044,581,299.95/89,322.84
  6. Step 6: Final answer
    x = 67,671.17

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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.