Home / 84,867.35-117,066.87-52,980.89

Finding the Fourth Proportional to 84,867.35, 117,066.87 and 52,980.89

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Solution

The fourth proportional to 84,867.35, 117,066.87 and 52,980.89 is: 73,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.35 : 117,066.87 = 52,980.89 : x
  2. Step 2: Convert to fraction form
    84,867.35/117,066.87 = 52,980.89/x
  3. Step 3: Cross multiply
    84,867.35x = 117,066.87 × 52,980.89
  4. Step 4: Simplify right side
    84,867.35x = 6,202,306,376.78
  5. Step 5: Solve for x
    x = 6,202,306,376.78/84,867.35
  6. Step 6: Final answer
    x = 73,082.37

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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.