Home / 94,219.56-130,023.72-51,778.80

Finding the Fourth Proportional to 94,219.56, 130,023.72 and 51,778.80

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Solution

The fourth proportional to 94,219.56, 130,023.72 and 51,778.80 is: 71,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.56 : 130,023.72 = 51,778.80 : x
  2. Step 2: Convert to fraction form
    94,219.56/130,023.72 = 51,778.80/x
  3. Step 3: Cross multiply
    94,219.56x = 130,023.72 × 51,778.80
  4. Step 4: Simplify right side
    94,219.56x = 6,732,472,193.14
  5. Step 5: Solve for x
    x = 6,732,472,193.14/94,219.56
  6. Step 6: Final answer
    x = 71,455.14

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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.