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Finding the Fourth Proportional to 64,953.60, 97,356.53 and 27,490.29

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Solution

The fourth proportional to 64,953.60, 97,356.53 and 27,490.29 is: 41,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,953.60 : 97,356.53 = 27,490.29 : x
  2. Step 2: Convert to fraction form
    64,953.60/97,356.53 = 27,490.29/x
  3. Step 3: Cross multiply
    64,953.60x = 97,356.53 × 27,490.29
  4. Step 4: Simplify right side
    64,953.60x = 2,676,358,946.73
  5. Step 5: Solve for x
    x = 2,676,358,946.73/64,953.60
  6. Step 6: Final answer
    x = 41,204.17

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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.