Home / 330,342.08-495,501.12-93,683.84

Finding the Fourth Proportional to 330,342.08, 495,501.12 and 93,683.84

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Solution

The fourth proportional to 330,342.08, 495,501.12 and 93,683.84 is: 140,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,342.08 : 495,501.12 = 93,683.84 : x
  2. Step 2: Convert to fraction form
    330,342.08/495,501.12 = 93,683.84/x
  3. Step 3: Cross multiply
    330,342.08x = 495,501.12 × 93,683.84
  4. Step 4: Simplify right side
    330,342.08x = 46,420,447,645.90
  5. Step 5: Solve for x
    x = 46,420,447,645.90/330,342.08
  6. Step 6: Final answer
    x = 140,522.36

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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.