Home / 94,049.78-129,788.34-51,609.02

Finding the Fourth Proportional to 94,049.78, 129,788.34 and 51,609.02

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Solution

The fourth proportional to 94,049.78, 129,788.34 and 51,609.02 is: 71,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,049.78 : 129,788.34 = 51,609.02 : x
  2. Step 2: Convert to fraction form
    94,049.78/129,788.34 = 51,609.02/x
  3. Step 3: Cross multiply
    94,049.78x = 129,788.34 × 51,609.02
  4. Step 4: Simplify right side
    94,049.78x = 6,698,249,034.83
  5. Step 5: Solve for x
    x = 6,698,249,034.83/94,049.78
  6. Step 6: Final answer
    x = 71,220.25

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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.