Home / 45,888.59-68,818.30-31,191.95

Finding the Fourth Proportional to 45,888.59, 68,818.30 and 31,191.95

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Solution

The fourth proportional to 45,888.59, 68,818.30 and 31,191.95 is: 46,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.59 : 68,818.30 = 31,191.95 : x
  2. Step 2: Convert to fraction form
    45,888.59/68,818.30 = 31,191.95/x
  3. Step 3: Cross multiply
    45,888.59x = 68,818.30 × 31,191.95
  4. Step 4: Simplify right side
    45,888.59x = 2,146,576,972.69
  5. Step 5: Solve for x
    x = 2,146,576,972.69/45,888.59
  6. Step 6: Final answer
    x = 46,778.01

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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.