Home / 136,423.79-204,634.24-53,317.07

Finding the Fourth Proportional to 136,423.79, 204,634.24 and 53,317.07

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Solution

The fourth proportional to 136,423.79, 204,634.24 and 53,317.07 is: 79,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,423.79 : 204,634.24 = 53,317.07 : x
  2. Step 2: Convert to fraction form
    136,423.79/204,634.24 = 53,317.07/x
  3. Step 3: Cross multiply
    136,423.79x = 204,634.24 × 53,317.07
  4. Step 4: Simplify right side
    136,423.79x = 10,910,496,808.72
  5. Step 5: Solve for x
    x = 10,910,496,808.72/136,423.79
  6. Step 6: Final answer
    x = 79,975.03

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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.