Home / 82,729.52-124,047.30-56,466.08

Finding the Fourth Proportional to 82,729.52, 124,047.30 and 56,466.08

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Solution

The fourth proportional to 82,729.52, 124,047.30 and 56,466.08 is: 84,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,729.52 : 124,047.30 = 56,466.08 : x
  2. Step 2: Convert to fraction form
    82,729.52/124,047.30 = 56,466.08/x
  3. Step 3: Cross multiply
    82,729.52x = 124,047.30 × 56,466.08
  4. Step 4: Simplify right side
    82,729.52x = 7,004,464,765.58
  5. Step 5: Solve for x
    x = 7,004,464,765.58/82,729.52
  6. Step 6: Final answer
    x = 84,667.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.