Home / 94,130.25-141,217.25-31,800.75

Finding the Fourth Proportional to 94,130.25, 141,217.25 and 31,800.75

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Solution

The fourth proportional to 94,130.25, 141,217.25 and 31,800.75 is: 47,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,130.25 : 141,217.25 = 31,800.75 : x
  2. Step 2: Convert to fraction form
    94,130.25/141,217.25 = 31,800.75/x
  3. Step 3: Cross multiply
    94,130.25x = 141,217.25 × 31,800.75
  4. Step 4: Simplify right side
    94,130.25x = 4,490,814,303.93
  5. Step 5: Solve for x
    x = 4,490,814,303.93/94,130.25
  6. Step 6: Final answer
    x = 47,708.51

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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.