Home / 94,775.42-130,790.35-51,755.30

Finding the Fourth Proportional to 94,775.42, 130,790.35 and 51,755.30

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Solution

The fourth proportional to 94,775.42, 130,790.35 and 51,755.30 is: 71,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775.42 : 130,790.35 = 51,755.30 : x
  2. Step 2: Convert to fraction form
    94,775.42/130,790.35 = 51,755.30/x
  3. Step 3: Cross multiply
    94,775.42x = 130,790.35 × 51,755.30
  4. Step 4: Simplify right side
    94,775.42x = 6,769,094,147.13
  5. Step 5: Solve for x
    x = 6,769,094,147.13/94,775.42
  6. Step 6: Final answer
    x = 71,422.47

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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.