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Finding the Fourth Proportional to 48,749.60, 73,102.80 and 22,462.40

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Solution

The fourth proportional to 48,749.60, 73,102.80 and 22,462.40 is: 33,683.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,749.60 : 73,102.80 = 22,462.40 : x
  2. Step 2: Convert to fraction form
    48,749.60/73,102.80 = 22,462.40/x
  3. Step 3: Cross multiply
    48,749.60x = 73,102.80 × 22,462.40
  4. Step 4: Simplify right side
    48,749.60x = 1,642,064,334.72
  5. Step 5: Solve for x
    x = 1,642,064,334.72/48,749.60
  6. Step 6: Final answer
    x = 33,683.65

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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.