Home / 94,100.25-129,858.47-51,079.72

Finding the Fourth Proportional to 94,100.25, 129,858.47 and 51,079.72

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Solution

The fourth proportional to 94,100.25, 129,858.47 and 51,079.72 is: 70,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,100.25 : 129,858.47 = 51,079.72 : x
  2. Step 2: Convert to fraction form
    94,100.25/129,858.47 = 51,079.72/x
  3. Step 3: Cross multiply
    94,100.25x = 129,858.47 × 51,079.72
  4. Step 4: Simplify right side
    94,100.25x = 6,633,134,287.23
  5. Step 5: Solve for x
    x = 6,633,134,287.23/94,100.25
  6. Step 6: Final answer
    x = 70,490.08

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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.