Home / 113,479.31-170,169.74-38,579.34

Finding the Fourth Proportional to 113,479.31, 170,169.74 and 38,579.34

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Solution

The fourth proportional to 113,479.31, 170,169.74 and 38,579.34 is: 57,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,479.31 : 170,169.74 = 38,579.34 : x
  2. Step 2: Convert to fraction form
    113,479.31/170,169.74 = 38,579.34/x
  3. Step 3: Cross multiply
    113,479.31x = 170,169.74 × 38,579.34
  4. Step 4: Simplify right side
    113,479.31x = 6,565,036,064.27
  5. Step 5: Solve for x
    x = 6,565,036,064.27/113,479.31
  6. Step 6: Final answer
    x = 57,852.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.