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Finding the Fourth Proportional to 152,595.66, 228,849.75 and 45,989.94

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Solution

The fourth proportional to 152,595.66, 228,849.75 and 45,989.94 is: 68,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,595.66 : 228,849.75 = 45,989.94 : x
  2. Step 2: Convert to fraction form
    152,595.66/228,849.75 = 45,989.94/x
  3. Step 3: Cross multiply
    152,595.66x = 228,849.75 × 45,989.94
  4. Step 4: Simplify right side
    152,595.66x = 10,524,786,271.52
  5. Step 5: Solve for x
    x = 10,524,786,271.52/152,595.66
  6. Step 6: Final answer
    x = 68,971.73

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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.