Home / 235,483.20-324,949.86-133,510.68

Finding the Fourth Proportional to 235,483.20, 324,949.86 and 133,510.68

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Solution

The fourth proportional to 235,483.20, 324,949.86 and 133,510.68 is: 184,235.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,483.20 : 324,949.86 = 133,510.68 : x
  2. Step 2: Convert to fraction form
    235,483.20/324,949.86 = 133,510.68/x
  3. Step 3: Cross multiply
    235,483.20x = 324,949.86 × 133,510.68
  4. Step 4: Simplify right side
    235,483.20x = 43,384,276,774.50
  5. Step 5: Solve for x
    x = 43,384,276,774.50/235,483.20
  6. Step 6: Final answer
    x = 184,235.12

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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.