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Finding the Fourth Proportional to 64,935.68, 97,255.89 and 50,807.66

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Solution

The fourth proportional to 64,935.68, 97,255.89 and 50,807.66 is: 76,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,935.68 : 97,255.89 = 50,807.66 : x
  2. Step 2: Convert to fraction form
    64,935.68/97,255.89 = 50,807.66/x
  3. Step 3: Cross multiply
    64,935.68x = 97,255.89 × 50,807.66
  4. Step 4: Simplify right side
    64,935.68x = 4,941,343,705.84
  5. Step 5: Solve for x
    x = 4,941,343,705.84/64,935.68
  6. Step 6: Final answer
    x = 76,095.98

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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.