Home / 94,131.80-129,910.86-53,837.66

Finding the Fourth Proportional to 94,131.80, 129,910.86 and 53,837.66

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Solution

The fourth proportional to 94,131.80, 129,910.86 and 53,837.66 is: 74,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,131.80 : 129,910.86 = 53,837.66 : x
  2. Step 2: Convert to fraction form
    94,131.80/129,910.86 = 53,837.66/x
  3. Step 3: Cross multiply
    94,131.80x = 129,910.86 × 53,837.66
  4. Step 4: Simplify right side
    94,131.80x = 6,994,096,710.99
  5. Step 5: Solve for x
    x = 6,994,096,710.99/94,131.80
  6. Step 6: Final answer
    x = 74,301.10

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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.