Home / 79,905.64-119,847.14-32,541.40

Finding the Fourth Proportional to 79,905.64, 119,847.14 and 32,541.40

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Solution

The fourth proportional to 79,905.64, 119,847.14 and 32,541.40 is: 48,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,905.64 : 119,847.14 = 32,541.40 : x
  2. Step 2: Convert to fraction form
    79,905.64/119,847.14 = 32,541.40/x
  3. Step 3: Cross multiply
    79,905.64x = 119,847.14 × 32,541.40
  4. Step 4: Simplify right side
    79,905.64x = 3,899,993,339.63
  5. Step 5: Solve for x
    x = 3,899,993,339.63/79,905.64
  6. Step 6: Final answer
    x = 48,807.49

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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.