Home / 113,425.67-170,125.54-30,326.15

Finding the Fourth Proportional to 113,425.67, 170,125.54 and 30,326.15

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Solution

The fourth proportional to 113,425.67, 170,125.54 and 30,326.15 is: 45,485.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,425.67 : 170,125.54 = 30,326.15 : x
  2. Step 2: Convert to fraction form
    113,425.67/170,125.54 = 30,326.15/x
  3. Step 3: Cross multiply
    113,425.67x = 170,125.54 × 30,326.15
  4. Step 4: Simplify right side
    113,425.67x = 5,159,252,644.87
  5. Step 5: Solve for x
    x = 5,159,252,644.87/113,425.67
  6. Step 6: Final answer
    x = 45,485.76

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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.