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Finding the Fourth Proportional to 64,009.70, 96,014.55 and 56,233.70

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Solution

The fourth proportional to 64,009.70, 96,014.55 and 56,233.70 is: 84,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009.70 : 96,014.55 = 56,233.70 : x
  2. Step 2: Convert to fraction form
    64,009.70/96,014.55 = 56,233.70/x
  3. Step 3: Cross multiply
    64,009.70x = 96,014.55 × 56,233.70
  4. Step 4: Simplify right side
    64,009.70x = 5,399,253,400.34
  5. Step 5: Solve for x
    x = 5,399,253,400.34/64,009.70
  6. Step 6: Final answer
    x = 84,350.55

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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.