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Finding the Fourth Proportional to 145,892.25, 218,838.38 and 35,084.25

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Solution

The fourth proportional to 145,892.25, 218,838.38 and 35,084.25 is: 52,626.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,892.25 : 218,838.38 = 35,084.25 : x
  2. Step 2: Convert to fraction form
    145,892.25/218,838.38 = 35,084.25/x
  3. Step 3: Cross multiply
    145,892.25x = 218,838.38 × 35,084.25
  4. Step 4: Simplify right side
    145,892.25x = 7,677,780,258.09
  5. Step 5: Solve for x
    x = 7,677,780,258.09/145,892.25
  6. Step 6: Final answer
    x = 52,626.38

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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.