Home / 211,756.90-292,225.09-116,269.78

Finding the Fourth Proportional to 211,756.90, 292,225.09 and 116,269.78

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Solution

The fourth proportional to 211,756.90, 292,225.09 and 116,269.78 is: 160,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,756.90 : 292,225.09 = 116,269.78 : x
  2. Step 2: Convert to fraction form
    211,756.90/292,225.09 = 116,269.78/x
  3. Step 3: Cross multiply
    211,756.90x = 292,225.09 × 116,269.78
  4. Step 4: Simplify right side
    211,756.90x = 33,976,946,924.78
  5. Step 5: Solve for x
    x = 33,976,946,924.78/211,756.90
  6. Step 6: Final answer
    x = 160,452.61

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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.