Home / 94,678.89-130,653.99-51,659.22

Finding the Fourth Proportional to 94,678.89, 130,653.99 and 51,659.22

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Solution

The fourth proportional to 94,678.89, 130,653.99 and 51,659.22 is: 71,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,678.89 : 130,653.99 = 51,659.22 : x
  2. Step 2: Convert to fraction form
    94,678.89/130,653.99 = 51,659.22/x
  3. Step 3: Cross multiply
    94,678.89x = 130,653.99 × 51,659.22
  4. Step 4: Simplify right side
    94,678.89x = 6,749,483,213.29
  5. Step 5: Solve for x
    x = 6,749,483,213.29/94,678.89
  6. Step 6: Final answer
    x = 71,288.15

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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.