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Finding the Fourth Proportional to 358,160.76, 537,200.14 and 133,528.54

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Solution

The fourth proportional to 358,160.76, 537,200.14 and 133,528.54 is: 200,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,160.76 : 537,200.14 = 133,528.54 : x
  2. Step 2: Convert to fraction form
    358,160.76/537,200.14 = 133,528.54/x
  3. Step 3: Cross multiply
    358,160.76x = 537,200.14 × 133,528.54
  4. Step 4: Simplify right side
    358,160.76x = 71,731,550,382.00
  5. Step 5: Solve for x
    x = 71,731,550,382.00/358,160.76
  6. Step 6: Final answer
    x = 200,277.52

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1.5x scale

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.