Home / 189,207.12-283,826.64-48,968.40

Finding the Fourth Proportional to 189,207.12, 283,826.64 and 48,968.40

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Solution

The fourth proportional to 189,207.12, 283,826.64 and 48,968.40 is: 73,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,207.12 : 283,826.64 = 48,968.40 : x
  2. Step 2: Convert to fraction form
    189,207.12/283,826.64 = 48,968.40/x
  3. Step 3: Cross multiply
    189,207.12x = 283,826.64 × 48,968.40
  4. Step 4: Simplify right side
    189,207.12x = 13,898,536,438.18
  5. Step 5: Solve for x
    x = 13,898,536,438.18/189,207.12
  6. Step 6: Final answer
    x = 73,456.73

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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.