Home / 79,352.19-119,027.07-31,966.20

Finding the Fourth Proportional to 79,352.19, 119,027.07 and 31,966.20

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Solution

The fourth proportional to 79,352.19, 119,027.07 and 31,966.20 is: 47,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,352.19 : 119,027.07 = 31,966.20 : x
  2. Step 2: Convert to fraction form
    79,352.19/119,027.07 = 31,966.20/x
  3. Step 3: Cross multiply
    79,352.19x = 119,027.07 × 31,966.20
  4. Step 4: Simplify right side
    79,352.19x = 3,804,843,125.03
  5. Step 5: Solve for x
    x = 3,804,843,125.03/79,352.19
  6. Step 6: Final answer
    x = 47,948.81

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1.5x scale

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.