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Finding the Fourth Proportional to 301,963.17, 452,946.78 and 88,730.28

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Solution

The fourth proportional to 301,963.17, 452,946.78 and 88,730.28 is: 133,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,963.17 : 452,946.78 = 88,730.28 : x
  2. Step 2: Convert to fraction form
    301,963.17/452,946.78 = 88,730.28/x
  3. Step 3: Cross multiply
    301,963.17x = 452,946.78 × 88,730.28
  4. Step 4: Simplify right side
    301,963.17x = 40,190,094,614.50
  5. Step 5: Solve for x
    x = 40,190,094,614.50/301,963.17
  6. Step 6: Final answer
    x = 133,096.02

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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.