Home / 89,946.73-124,124.01-49,659.76

Finding the Fourth Proportional to 89,946.73, 124,124.01 and 49,659.76

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Solution

The fourth proportional to 89,946.73, 124,124.01 and 49,659.76 is: 68,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,946.73 : 124,124.01 = 49,659.76 : x
  2. Step 2: Convert to fraction form
    89,946.73/124,124.01 = 49,659.76/x
  3. Step 3: Cross multiply
    89,946.73x = 124,124.01 × 49,659.76
  4. Step 4: Simplify right side
    89,946.73x = 6,163,968,546.84
  5. Step 5: Solve for x
    x = 6,163,968,546.84/89,946.73
  6. Step 6: Final answer
    x = 68,529.10

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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.