Home / 109,852.80-164,779.20-34,972.35

Finding the Fourth Proportional to 109,852.80, 164,779.20 and 34,972.35

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Solution

The fourth proportional to 109,852.80, 164,779.20 and 34,972.35 is: 52,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,852.80 : 164,779.20 = 34,972.35 : x
  2. Step 2: Convert to fraction form
    109,852.80/164,779.20 = 34,972.35/x
  3. Step 3: Cross multiply
    109,852.80x = 164,779.20 × 34,972.35
  4. Step 4: Simplify right side
    109,852.80x = 5,762,715,855.12
  5. Step 5: Solve for x
    x = 5,762,715,855.12/109,852.80
  6. Step 6: Final answer
    x = 52,458.53

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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.