Home / 94,100.76-129,859.16-51,080.22

Finding the Fourth Proportional to 94,100.76, 129,859.16 and 51,080.22

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Solution

The fourth proportional to 94,100.76, 129,859.16 and 51,080.22 is: 70,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,100.76 : 129,859.16 = 51,080.22 : x
  2. Step 2: Convert to fraction form
    94,100.76/129,859.16 = 51,080.22/x
  3. Step 3: Cross multiply
    94,100.76x = 129,859.16 × 51,080.22
  4. Step 4: Simplify right side
    94,100.76x = 6,633,234,206.41
  5. Step 5: Solve for x
    x = 6,633,234,206.41/94,100.76
  6. Step 6: Final answer
    x = 70,490.76

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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.