Home / 130,361.19-179,898.44-70,745.19

Finding the Fourth Proportional to 130,361.19, 179,898.44 and 70,745.19

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Solution

The fourth proportional to 130,361.19, 179,898.44 and 70,745.19 is: 97,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,361.19 : 179,898.44 = 70,745.19 : x
  2. Step 2: Convert to fraction form
    130,361.19/179,898.44 = 70,745.19/x
  3. Step 3: Cross multiply
    130,361.19x = 179,898.44 × 70,745.19
  4. Step 4: Simplify right side
    130,361.19x = 12,726,948,780.33
  5. Step 5: Solve for x
    x = 12,726,948,780.33/130,361.19
  6. Step 6: Final answer
    x = 97,628.36

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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.