Home / 80,973.60-121,484.20-41,558.24

Finding the Fourth Proportional to 80,973.60, 121,484.20 and 41,558.24

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Solution

The fourth proportional to 80,973.60, 121,484.20 and 41,558.24 is: 62,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,973.60 : 121,484.20 = 41,558.24 : x
  2. Step 2: Convert to fraction form
    80,973.60/121,484.20 = 41,558.24/x
  3. Step 3: Cross multiply
    80,973.60x = 121,484.20 × 41,558.24
  4. Step 4: Simplify right side
    80,973.60x = 5,048,669,539.81
  5. Step 5: Solve for x
    x = 5,048,669,539.81/80,973.60
  6. Step 6: Final answer
    x = 62,349.57

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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.