Home / 152,712.79-229,014.30-52,845.86

Finding the Fourth Proportional to 152,712.79, 229,014.30 and 52,845.86

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Solution

The fourth proportional to 152,712.79, 229,014.30 and 52,845.86 is: 79,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,712.79 : 229,014.30 = 52,845.86 : x
  2. Step 2: Convert to fraction form
    152,712.79/229,014.30 = 52,845.86/x
  3. Step 3: Cross multiply
    152,712.79x = 229,014.30 × 52,845.86
  4. Step 4: Simplify right side
    152,712.79x = 12,102,458,406.51
  5. Step 5: Solve for x
    x = 12,102,458,406.51/152,712.79
  6. Step 6: Final answer
    x = 79,249.80

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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.