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Finding the Fourth Proportional to 64,914.60, 97,266.30 and 58,693.80

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Solution

The fourth proportional to 64,914.60, 97,266.30 and 58,693.80 is: 87,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.60 : 97,266.30 = 58,693.80 : x
  2. Step 2: Convert to fraction form
    64,914.60/97,266.30 = 58,693.80/x
  3. Step 3: Cross multiply
    64,914.60x = 97,266.30 × 58,693.80
  4. Step 4: Simplify right side
    64,914.60x = 5,708,928,758.94
  5. Step 5: Solve for x
    x = 5,708,928,758.94/64,914.60
  6. Step 6: Final answer
    x = 87,945.22

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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.