Home / 152,629.84-228,930.16-93,435.04

Finding the Fourth Proportional to 152,629.84, 228,930.16 and 93,435.04

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Solution

The fourth proportional to 152,629.84, 228,930.16 and 93,435.04 is: 140,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,629.84 : 228,930.16 = 93,435.04 : x
  2. Step 2: Convert to fraction form
    152,629.84/228,930.16 = 93,435.04/x
  3. Step 3: Cross multiply
    152,629.84x = 228,930.16 × 93,435.04
  4. Step 4: Simplify right side
    152,629.84x = 21,390,098,656.81
  5. Step 5: Solve for x
    x = 21,390,098,656.81/152,629.84
  6. Step 6: Final answer
    x = 140,143.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.