Home / 94,144.77-129,920.63-51,703.61

Finding the Fourth Proportional to 94,144.77, 129,920.63 and 51,703.61

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Solution

The fourth proportional to 94,144.77, 129,920.63 and 51,703.61 is: 71,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,144.77 : 129,920.63 = 51,703.61 : x
  2. Step 2: Convert to fraction form
    94,144.77/129,920.63 = 51,703.61/x
  3. Step 3: Cross multiply
    94,144.77x = 129,920.63 × 51,703.61
  4. Step 4: Simplify right side
    94,144.77x = 6,717,364,676.35
  5. Step 5: Solve for x
    x = 6,717,364,676.35/94,144.77
  6. Step 6: Final answer
    x = 71,351.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.