Home / 45,285.32-67,927.44-31,903.04

Finding the Fourth Proportional to 45,285.32, 67,927.44 and 31,903.04

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Solution

The fourth proportional to 45,285.32, 67,927.44 and 31,903.04 is: 47,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,285.32 : 67,927.44 = 31,903.04 : x
  2. Step 2: Convert to fraction form
    45,285.32/67,927.44 = 31,903.04/x
  3. Step 3: Cross multiply
    45,285.32x = 67,927.44 × 31,903.04
  4. Step 4: Simplify right side
    45,285.32x = 2,167,091,835.42
  5. Step 5: Solve for x
    x = 2,167,091,835.42/45,285.32
  6. Step 6: Final answer
    x = 47,854.18

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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.