Home / 92,825.48-128,099.28-50,384

Finding the Fourth Proportional to 92,825.48, 128,099.28 and 50,384

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Solution

The fourth proportional to 92,825.48, 128,099.28 and 50,384 is: 69,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.48 : 128,099.28 = 50,384 : x
  2. Step 2: Convert to fraction form
    92,825.48/128,099.28 = 50,384/x
  3. Step 3: Cross multiply
    92,825.48x = 128,099.28 × 50,384
  4. Step 4: Simplify right side
    92,825.48x = 6,454,154,123.52
  5. Step 5: Solve for x
    x = 6,454,154,123.52/92,825.48
  6. Step 6: Final answer
    x = 69,529.98

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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.