Home / 94,212.64-130,011.84-51,771.12

Finding the Fourth Proportional to 94,212.64, 130,011.84 and 51,771.12

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Solution

The fourth proportional to 94,212.64, 130,011.84 and 51,771.12 is: 71,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,212.64 : 130,011.84 = 51,771.12 : x
  2. Step 2: Convert to fraction form
    94,212.64/130,011.84 = 51,771.12/x
  3. Step 3: Cross multiply
    94,212.64x = 130,011.84 × 51,771.12
  4. Step 4: Simplify right side
    94,212.64x = 6,730,858,570.06
  5. Step 5: Solve for x
    x = 6,730,858,570.06/94,212.64
  6. Step 6: Final answer
    x = 71,443.26

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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.