Home / 84,281.66-116,291.54-53,667.08

Finding the Fourth Proportional to 84,281.66, 116,291.54 and 53,667.08

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Solution

The fourth proportional to 84,281.66, 116,291.54 and 53,667.08 is: 74,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,281.66 : 116,291.54 = 53,667.08 : x
  2. Step 2: Convert to fraction form
    84,281.66/116,291.54 = 53,667.08/x
  3. Step 3: Cross multiply
    84,281.66x = 116,291.54 × 53,667.08
  4. Step 4: Simplify right side
    84,281.66x = 6,241,027,380.50
  5. Step 5: Solve for x
    x = 6,241,027,380.50/84,281.66
  6. Step 6: Final answer
    x = 74,049.65

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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.