Home / 114,138.44-171,231.02-39,248.86

Finding the Fourth Proportional to 114,138.44, 171,231.02 and 39,248.86

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Solution

The fourth proportional to 114,138.44, 171,231.02 and 39,248.86 is: 58,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,138.44 : 171,231.02 = 39,248.86 : x
  2. Step 2: Convert to fraction form
    114,138.44/171,231.02 = 39,248.86/x
  3. Step 3: Cross multiply
    114,138.44x = 171,231.02 × 39,248.86
  4. Step 4: Simplify right side
    114,138.44x = 6,720,621,707.32
  5. Step 5: Solve for x
    x = 6,720,621,707.32/114,138.44
  6. Step 6: Final answer
    x = 58,881.32

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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.