Home / 133,590.16-200,415.96-40,097.68

Finding the Fourth Proportional to 133,590.16, 200,415.96 and 40,097.68

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Solution

The fourth proportional to 133,590.16, 200,415.96 and 40,097.68 is: 60,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,590.16 : 200,415.96 = 40,097.68 : x
  2. Step 2: Convert to fraction form
    133,590.16/200,415.96 = 40,097.68/x
  3. Step 3: Cross multiply
    133,590.16x = 200,415.96 × 40,097.68
  4. Step 4: Simplify right side
    133,590.16x = 8,036,215,030.97
  5. Step 5: Solve for x
    x = 8,036,215,030.97/133,590.16
  6. Step 6: Final answer
    x = 60,155.74

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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.