Home / 211,132.85-316,524.71-98,757.77

Finding the Fourth Proportional to 211,132.85, 316,524.71 and 98,757.77

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Solution

The fourth proportional to 211,132.85, 316,524.71 and 98,757.77 is: 148,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,132.85 : 316,524.71 = 98,757.77 : x
  2. Step 2: Convert to fraction form
    211,132.85/316,524.71 = 98,757.77/x
  3. Step 3: Cross multiply
    211,132.85x = 316,524.71 × 98,757.77
  4. Step 4: Simplify right side
    211,132.85x = 31,259,273,173.77
  5. Step 5: Solve for x
    x = 31,259,273,173.77/211,132.85
  6. Step 6: Final answer
    x = 148,055.00

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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.