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Finding the Fourth Proportional to 235,124.35, 324,460.76 and 133,147.48

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Solution

The fourth proportional to 235,124.35, 324,460.76 and 133,147.48 is: 183,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,124.35 : 324,460.76 = 133,147.48 : x
  2. Step 2: Convert to fraction form
    235,124.35/324,460.76 = 133,147.48/x
  3. Step 3: Cross multiply
    235,124.35x = 324,460.76 × 133,147.48
  4. Step 4: Simplify right side
    235,124.35x = 43,201,132,552.88
  5. Step 5: Solve for x
    x = 43,201,132,552.88/235,124.35
  6. Step 6: Final answer
    x = 183,737.38

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1.5x scale

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.