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Finding the Fourth Proportional to 64,858.32, 97,157.88 and 59,376.24

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Solution

The fourth proportional to 64,858.32, 97,157.88 and 59,376.24 is: 88,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.32 : 97,157.88 = 59,376.24 : x
  2. Step 2: Convert to fraction form
    64,858.32/97,157.88 = 59,376.24/x
  3. Step 3: Cross multiply
    64,858.32x = 97,157.88 × 59,376.24
  4. Step 4: Simplify right side
    64,858.32x = 5,768,869,600.77
  5. Step 5: Solve for x
    x = 5,768,869,600.77/64,858.32
  6. Step 6: Final answer
    x = 88,945.71

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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.