Home / 94,785.96-142,164.36-31,607.18

Finding the Fourth Proportional to 94,785.96, 142,164.36 and 31,607.18

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Solution

The fourth proportional to 94,785.96, 142,164.36 and 31,607.18 is: 47,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,785.96 : 142,164.36 = 31,607.18 : x
  2. Step 2: Convert to fraction form
    94,785.96/142,164.36 = 31,607.18/x
  3. Step 3: Cross multiply
    94,785.96x = 142,164.36 × 31,607.18
  4. Step 4: Simplify right side
    94,785.96x = 4,493,414,516.10
  5. Step 5: Solve for x
    x = 4,493,414,516.10/94,785.96
  6. Step 6: Final answer
    x = 47,405.91

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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.