Home / 102,185.28-153,056.39-49,484.25

Finding the Fourth Proportional to 102,185.28, 153,056.39 and 49,484.25

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Solution

The fourth proportional to 102,185.28, 153,056.39 and 49,484.25 is: 74,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,185.28 : 153,056.39 = 49,484.25 : x
  2. Step 2: Convert to fraction form
    102,185.28/153,056.39 = 49,484.25/x
  3. Step 3: Cross multiply
    102,185.28x = 153,056.39 × 49,484.25
  4. Step 4: Simplify right side
    102,185.28x = 7,573,880,419.44
  5. Step 5: Solve for x
    x = 7,573,880,419.44/102,185.28
  6. Step 6: Final answer
    x = 74,119.09

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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.