Home / 73,485.18-110,225.34-31,932.18

Finding the Fourth Proportional to 73,485.18, 110,225.34 and 31,932.18

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Solution

The fourth proportional to 73,485.18, 110,225.34 and 31,932.18 is: 47,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,485.18 : 110,225.34 = 31,932.18 : x
  2. Step 2: Convert to fraction form
    73,485.18/110,225.34 = 31,932.18/x
  3. Step 3: Cross multiply
    73,485.18x = 110,225.34 × 31,932.18
  4. Step 4: Simplify right side
    73,485.18x = 3,519,735,397.44
  5. Step 5: Solve for x
    x = 3,519,735,397.44/73,485.18
  6. Step 6: Final answer
    x = 47,897.21

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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.