Home / 94,182.10-129,971.34-51,743.36

Finding the Fourth Proportional to 94,182.10, 129,971.34 and 51,743.36

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Solution

The fourth proportional to 94,182.10, 129,971.34 and 51,743.36 is: 71,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,182.10 : 129,971.34 = 51,743.36 : x
  2. Step 2: Convert to fraction form
    94,182.10/129,971.34 = 51,743.36/x
  3. Step 3: Cross multiply
    94,182.10x = 129,971.34 × 51,743.36
  4. Step 4: Simplify right side
    94,182.10x = 6,725,154,160.23
  5. Step 5: Solve for x
    x = 6,725,154,160.23/94,182.10
  6. Step 6: Final answer
    x = 71,405.87

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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.