Home / 130,101.19-179,537.30-73,511.35

Finding the Fourth Proportional to 130,101.19, 179,537.30 and 73,511.35

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Solution

The fourth proportional to 130,101.19, 179,537.30 and 73,511.35 is: 101,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,101.19 : 179,537.30 = 73,511.35 : x
  2. Step 2: Convert to fraction form
    130,101.19/179,537.30 = 73,511.35/x
  3. Step 3: Cross multiply
    130,101.19x = 179,537.30 × 73,511.35
  4. Step 4: Simplify right side
    130,101.19x = 13,198,029,298.36
  5. Step 5: Solve for x
    x = 13,198,029,298.36/130,101.19
  6. Step 6: Final answer
    x = 101,444.34

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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.