Home / 284,844.60-427,305.30-97,913.40

Finding the Fourth Proportional to 284,844.60, 427,305.30 and 97,913.40

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Solution

The fourth proportional to 284,844.60, 427,305.30 and 97,913.40 is: 146,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,844.60 : 427,305.30 = 97,913.40 : x
  2. Step 2: Convert to fraction form
    284,844.60/427,305.30 = 97,913.40/x
  3. Step 3: Cross multiply
    284,844.60x = 427,305.30 × 97,913.40
  4. Step 4: Simplify right side
    284,844.60x = 41,838,914,761.02
  5. Step 5: Solve for x
    x = 41,838,914,761.02/284,844.60
  6. Step 6: Final answer
    x = 146,883.30

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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.