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Finding the Fourth Proportional to 114,342.32, 171,575.44 and 47,788.32

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Solution

The fourth proportional to 114,342.32, 171,575.44 and 47,788.32 is: 71,708.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,342.32 : 171,575.44 = 47,788.32 : x
  2. Step 2: Convert to fraction form
    114,342.32/171,575.44 = 47,788.32/x
  3. Step 3: Cross multiply
    114,342.32x = 171,575.44 × 47,788.32
  4. Step 4: Simplify right side
    114,342.32x = 8,199,302,030.86
  5. Step 5: Solve for x
    x = 8,199,302,030.86/114,342.32
  6. Step 6: Final answer
    x = 71,708.38

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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.