Home / 211,328.52-316,994.04-53,557.44

Finding the Fourth Proportional to 211,328.52, 316,994.04 and 53,557.44

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Solution

The fourth proportional to 211,328.52, 316,994.04 and 53,557.44 is: 80,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,328.52 : 316,994.04 = 53,557.44 : x
  2. Step 2: Convert to fraction form
    211,328.52/316,994.04 = 53,557.44/x
  3. Step 3: Cross multiply
    211,328.52x = 316,994.04 × 53,557.44
  4. Step 4: Simplify right side
    211,328.52x = 16,977,389,277.66
  5. Step 5: Solve for x
    x = 16,977,389,277.66/211,328.52
  6. Step 6: Final answer
    x = 80,336.48

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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.