Home / 94,295.43-130,128.12-51,856.65

Finding the Fourth Proportional to 94,295.43, 130,128.12 and 51,856.65

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Solution

The fourth proportional to 94,295.43, 130,128.12 and 51,856.65 is: 71,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,295.43 : 130,128.12 = 51,856.65 : x
  2. Step 2: Convert to fraction form
    94,295.43/130,128.12 = 51,856.65/x
  3. Step 3: Cross multiply
    94,295.43x = 130,128.12 × 51,856.65
  4. Step 4: Simplify right side
    94,295.43x = 6,748,008,374.00
  5. Step 5: Solve for x
    x = 6,748,008,374.00/94,295.43
  6. Step 6: Final answer
    x = 71,562.41

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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.