Home / 251,859.60-347,561.94-144,423.36

Finding the Fourth Proportional to 251,859.60, 347,561.94 and 144,423.36

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Solution

The fourth proportional to 251,859.60, 347,561.94 and 144,423.36 is: 199,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,859.60 : 347,561.94 = 144,423.36 : x
  2. Step 2: Convert to fraction form
    251,859.60/347,561.94 = 144,423.36/x
  3. Step 3: Cross multiply
    251,859.60x = 347,561.94 × 144,423.36
  4. Step 4: Simplify right side
    251,859.60x = 50,196,063,182.92
  5. Step 5: Solve for x
    x = 50,196,063,182.92/251,859.60
  6. Step 6: Final answer
    x = 199,301.77

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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.