Home / 80,762.87-121,150.46-24,607.77

Finding the Fourth Proportional to 80,762.87, 121,150.46 and 24,607.77

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Solution

The fourth proportional to 80,762.87, 121,150.46 and 24,607.77 is: 36,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,762.87 : 121,150.46 = 24,607.77 : x
  2. Step 2: Convert to fraction form
    80,762.87/121,150.46 = 24,607.77/x
  3. Step 3: Cross multiply
    80,762.87x = 121,150.46 × 24,607.77
  4. Step 4: Simplify right side
    80,762.87x = 2,981,242,655.07
  5. Step 5: Solve for x
    x = 2,981,242,655.07/80,762.87
  6. Step 6: Final answer
    x = 36,913.53

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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.