Home / 94,129.75-141,216.50-31,800.25

Finding the Fourth Proportional to 94,129.75, 141,216.50 and 31,800.25

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Solution

The fourth proportional to 94,129.75, 141,216.50 and 31,800.25 is: 47,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,129.75 : 141,216.50 = 31,800.25 : x
  2. Step 2: Convert to fraction form
    94,129.75/141,216.50 = 31,800.25/x
  3. Step 3: Cross multiply
    94,129.75x = 141,216.50 × 31,800.25
  4. Step 4: Simplify right side
    94,129.75x = 4,490,720,004.13
  5. Step 5: Solve for x
    x = 4,490,720,004.13/94,129.75
  6. Step 6: Final answer
    x = 47,707.77

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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.