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Finding the Fourth Proportional to 97,238.56, 134,189.19 and 52,526.56

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Solution

The fourth proportional to 97,238.56, 134,189.19 and 52,526.56 is: 72,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,238.56 : 134,189.19 = 52,526.56 : x
  2. Step 2: Convert to fraction form
    97,238.56/134,189.19 = 52,526.56/x
  3. Step 3: Cross multiply
    97,238.56x = 134,189.19 × 52,526.56
  4. Step 4: Simplify right side
    97,238.56x = 7,048,496,539.89
  5. Step 5: Solve for x
    x = 7,048,496,539.89/97,238.56
  6. Step 6: Final answer
    x = 72,486.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.