Home / 89,037.48-122,867.10-48,743.52

Finding the Fourth Proportional to 89,037.48, 122,867.10 and 48,743.52

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Solution

The fourth proportional to 89,037.48, 122,867.10 and 48,743.52 is: 67,263.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,037.48 : 122,867.10 = 48,743.52 : x
  2. Step 2: Convert to fraction form
    89,037.48/122,867.10 = 48,743.52/x
  3. Step 3: Cross multiply
    89,037.48x = 122,867.10 × 48,743.52
  4. Step 4: Simplify right side
    89,037.48x = 5,988,974,946.19
  5. Step 5: Solve for x
    x = 5,988,974,946.19/89,037.48
  6. Step 6: Final answer
    x = 67,263.53

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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.