Home / 146,425.29-219,692.61-57,740.64

Finding the Fourth Proportional to 146,425.29, 219,692.61 and 57,740.64

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Solution

The fourth proportional to 146,425.29, 219,692.61 and 57,740.64 is: 86,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,425.29 : 219,692.61 = 57,740.64 : x
  2. Step 2: Convert to fraction form
    146,425.29/219,692.61 = 57,740.64/x
  3. Step 3: Cross multiply
    146,425.29x = 219,692.61 × 57,740.64
  4. Step 4: Simplify right side
    146,425.29x = 12,685,191,904.67
  5. Step 5: Solve for x
    x = 12,685,191,904.67/146,425.29
  6. Step 6: Final answer
    x = 86,632.52

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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.