Home / 113,426.58-170,147.70-38,516.16

Finding the Fourth Proportional to 113,426.58, 170,147.70 and 38,516.16

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Solution

The fourth proportional to 113,426.58, 170,147.70 and 38,516.16 is: 57,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,426.58 : 170,147.70 = 38,516.16 : x
  2. Step 2: Convert to fraction form
    113,426.58/170,147.70 = 38,516.16/x
  3. Step 3: Cross multiply
    113,426.58x = 170,147.70 × 38,516.16
  4. Step 4: Simplify right side
    113,426.58x = 6,553,436,036.83
  5. Step 5: Solve for x
    x = 6,553,436,036.83/113,426.58
  6. Step 6: Final answer
    x = 57,776.90

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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.