Home / 80,669.42-121,004.06-24,509.30

Finding the Fourth Proportional to 80,669.42, 121,004.06 and 24,509.30

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Solution

The fourth proportional to 80,669.42, 121,004.06 and 24,509.30 is: 36,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,669.42 : 121,004.06 = 24,509.30 : x
  2. Step 2: Convert to fraction form
    80,669.42/121,004.06 = 24,509.30/x
  3. Step 3: Cross multiply
    80,669.42x = 121,004.06 × 24,509.30
  4. Step 4: Simplify right side
    80,669.42x = 2,965,724,807.76
  5. Step 5: Solve for x
    x = 2,965,724,807.76/80,669.42
  6. Step 6: Final answer
    x = 36,763.93

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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.