Home / 45,139.52-67,683.96-30,924.06

Finding the Fourth Proportional to 45,139.52, 67,683.96 and 30,924.06

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Solution

The fourth proportional to 45,139.52, 67,683.96 and 30,924.06 is: 46,368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,139.52 : 67,683.96 = 30,924.06 : x
  2. Step 2: Convert to fraction form
    45,139.52/67,683.96 = 30,924.06/x
  3. Step 3: Cross multiply
    45,139.52x = 67,683.96 × 30,924.06
  4. Step 4: Simplify right side
    45,139.52x = 2,093,062,586.26
  5. Step 5: Solve for x
    x = 2,093,062,586.26/45,139.52
  6. Step 6: Final answer
    x = 46,368.74

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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.