Home / 113,438.10-170,157.15-95,723.40

Finding the Fourth Proportional to 113,438.10, 170,157.15 and 95,723.40

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Solution

The fourth proportional to 113,438.10, 170,157.15 and 95,723.40 is: 143,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,438.10 : 170,157.15 = 95,723.40 : x
  2. Step 2: Convert to fraction form
    113,438.10/170,157.15 = 95,723.40/x
  3. Step 3: Cross multiply
    113,438.10x = 170,157.15 × 95,723.40
  4. Step 4: Simplify right side
    113,438.10x = 16,288,020,932.31
  5. Step 5: Solve for x
    x = 16,288,020,932.31/113,438.10
  6. Step 6: Final answer
    x = 143,585.10

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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.