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Finding the Fourth Proportional to 65,249.20, 97,873.80 and 56,501.20

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Solution

The fourth proportional to 65,249.20, 97,873.80 and 56,501.20 is: 84,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,249.20 : 97,873.80 = 56,501.20 : x
  2. Step 2: Convert to fraction form
    65,249.20/97,873.80 = 56,501.20/x
  3. Step 3: Cross multiply
    65,249.20x = 97,873.80 × 56,501.20
  4. Step 4: Simplify right side
    65,249.20x = 5,529,987,148.56
  5. Step 5: Solve for x
    x = 5,529,987,148.56/65,249.20
  6. Step 6: Final answer
    x = 84,751.80

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1.5x scale

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.