Home / 130,101.69-179,537.98-73,511.85

Finding the Fourth Proportional to 130,101.69, 179,537.98 and 73,511.85

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Solution

The fourth proportional to 130,101.69, 179,537.98 and 73,511.85 is: 101,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,101.69 : 179,537.98 = 73,511.85 : x
  2. Step 2: Convert to fraction form
    130,101.69/179,537.98 = 73,511.85/x
  3. Step 3: Cross multiply
    130,101.69x = 179,537.98 × 73,511.85
  4. Step 4: Simplify right side
    130,101.69x = 13,198,169,055.06
  5. Step 5: Solve for x
    x = 13,198,169,055.06/130,101.69
  6. Step 6: Final answer
    x = 101,445.02

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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.