Home / 130,043.52-179,537.40-82,337.76

Finding the Fourth Proportional to 130,043.52, 179,537.40 and 82,337.76

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Solution

The fourth proportional to 130,043.52, 179,537.40 and 82,337.76 is: 113,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,043.52 : 179,537.40 = 82,337.76 : x
  2. Step 2: Convert to fraction form
    130,043.52/179,537.40 = 82,337.76/x
  3. Step 3: Cross multiply
    130,043.52x = 179,537.40 × 82,337.76
  4. Step 4: Simplify right side
    130,043.52x = 14,782,707,352.22
  5. Step 5: Solve for x
    x = 14,782,707,352.22/130,043.52
  6. Step 6: Final answer
    x = 113,675.08

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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.