Home / 130,103.18-179,537.82-73,513.34

Finding the Fourth Proportional to 130,103.18, 179,537.82 and 73,513.34

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Solution

The fourth proportional to 130,103.18, 179,537.82 and 73,513.34 is: 101,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,103.18 : 179,537.82 = 73,513.34 : x
  2. Step 2: Convert to fraction form
    130,103.18/179,537.82 = 73,513.34/x
  3. Step 3: Cross multiply
    130,103.18x = 179,537.82 × 73,513.34
  4. Step 4: Simplify right side
    130,103.18x = 13,198,424,804.52
  5. Step 5: Solve for x
    x = 13,198,424,804.52/130,103.18
  6. Step 6: Final answer
    x = 101,445.83

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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.