Home / 112,521.35-168,798.80-41,438.52

Finding the Fourth Proportional to 112,521.35, 168,798.80 and 41,438.52

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Solution

The fourth proportional to 112,521.35, 168,798.80 and 41,438.52 is: 62,163.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,521.35 : 168,798.80 = 41,438.52 : x
  2. Step 2: Convert to fraction form
    112,521.35/168,798.80 = 41,438.52/x
  3. Step 3: Cross multiply
    112,521.35x = 168,798.80 × 41,438.52
  4. Step 4: Simplify right side
    112,521.35x = 6,994,772,242.58
  5. Step 5: Solve for x
    x = 6,994,772,242.58/112,521.35
  6. Step 6: Final answer
    x = 62,163.96

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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.