Home / 211,753.90-292,220.95-116,266.78

Finding the Fourth Proportional to 211,753.90, 292,220.95 and 116,266.78

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Solution

The fourth proportional to 211,753.90, 292,220.95 and 116,266.78 is: 160,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,753.90 : 292,220.95 = 116,266.78 : x
  2. Step 2: Convert to fraction form
    211,753.90/292,220.95 = 116,266.78/x
  3. Step 3: Cross multiply
    211,753.90x = 292,220.95 × 116,266.78
  4. Step 4: Simplify right side
    211,753.90x = 33,975,588,905.04
  5. Step 5: Solve for x
    x = 33,975,588,905.04/211,753.90
  6. Step 6: Final answer
    x = 160,448.47

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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.