Home / 94,215.72-130,015.08-51,774.24

Finding the Fourth Proportional to 94,215.72, 130,015.08 and 51,774.24

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Solution

The fourth proportional to 94,215.72, 130,015.08 and 51,774.24 is: 71,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,215.72 : 130,015.08 = 51,774.24 : x
  2. Step 2: Convert to fraction form
    94,215.72/130,015.08 = 51,774.24/x
  3. Step 3: Cross multiply
    94,215.72x = 130,015.08 × 51,774.24
  4. Step 4: Simplify right side
    94,215.72x = 6,731,431,955.54
  5. Step 5: Solve for x
    x = 6,731,431,955.54/94,215.72
  6. Step 6: Final answer
    x = 71,447.01

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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.