Home / 213,011.90-293,941.87-117,520.19

Finding the Fourth Proportional to 213,011.90, 293,941.87 and 117,520.19

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Solution

The fourth proportional to 213,011.90, 293,941.87 and 117,520.19 is: 162,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,011.90 : 293,941.87 = 117,520.19 : x
  2. Step 2: Convert to fraction form
    213,011.90/293,941.87 = 117,520.19/x
  3. Step 3: Cross multiply
    213,011.90x = 293,941.87 × 117,520.19
  4. Step 4: Simplify right side
    213,011.90x = 34,544,104,411.36
  5. Step 5: Solve for x
    x = 34,544,104,411.36/213,011.90
  6. Step 6: Final answer
    x = 162,169.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.