Home / 94,152.14-129,930.28-51,709.58

Finding the Fourth Proportional to 94,152.14, 129,930.28 and 51,709.58

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Solution

The fourth proportional to 94,152.14, 129,930.28 and 51,709.58 is: 71,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,152.14 : 129,930.28 = 51,709.58 : x
  2. Step 2: Convert to fraction form
    94,152.14/129,930.28 = 51,709.58/x
  3. Step 3: Cross multiply
    94,152.14x = 129,930.28 × 51,709.58
  4. Step 4: Simplify right side
    94,152.14x = 6,718,640,208.08
  5. Step 5: Solve for x
    x = 6,718,640,208.08/94,152.14
  6. Step 6: Final answer
    x = 71,359.40

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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.