Home / 211,801.24-317,701.98-132,970.83

Finding the Fourth Proportional to 211,801.24, 317,701.98 and 132,970.83

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Solution

The fourth proportional to 211,801.24, 317,701.98 and 132,970.83 is: 199,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,801.24 : 317,701.98 = 132,970.83 : x
  2. Step 2: Convert to fraction form
    211,801.24/317,701.98 = 132,970.83/x
  3. Step 3: Cross multiply
    211,801.24x = 317,701.98 × 132,970.83
  4. Step 4: Simplify right side
    211,801.24x = 42,245,095,973.24
  5. Step 5: Solve for x
    x = 42,245,095,973.24/211,801.24
  6. Step 6: Final answer
    x = 199,456.32

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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.