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Finding the Fourth Proportional to 235,070.70, 324,404.96 and 133,094.40

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Solution

The fourth proportional to 235,070.70, 324,404.96 and 133,094.40 is: 183,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,070.70 : 324,404.96 = 133,094.40 : x
  2. Step 2: Convert to fraction form
    235,070.70/324,404.96 = 133,094.40/x
  3. Step 3: Cross multiply
    235,070.70x = 324,404.96 × 133,094.40
  4. Step 4: Simplify right side
    235,070.70x = 43,176,482,842.75
  5. Step 5: Solve for x
    x = 43,176,482,842.75/235,070.70
  6. Step 6: Final answer
    x = 183,674.46

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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.