Home / 145,828.25-218,597.03-61,609.61

Finding the Fourth Proportional to 145,828.25, 218,597.03 and 61,609.61

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Solution

The fourth proportional to 145,828.25, 218,597.03 and 61,609.61 is: 92,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,828.25 : 218,597.03 = 61,609.61 : x
  2. Step 2: Convert to fraction form
    145,828.25/218,597.03 = 61,609.61/x
  3. Step 3: Cross multiply
    145,828.25x = 218,597.03 × 61,609.61
  4. Step 4: Simplify right side
    145,828.25x = 13,467,678,234.94
  5. Step 5: Solve for x
    x = 13,467,678,234.94/145,828.25
  6. Step 6: Final answer
    x = 92,353.01

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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.