Home / 146,045.46-219,069-61,784.40

Finding the Fourth Proportional to 146,045.46, 219,069 and 61,784.40

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Solution

The fourth proportional to 146,045.46, 219,069 and 61,784.40 is: 92,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,045.46 : 219,069 = 61,784.40 : x
  2. Step 2: Convert to fraction form
    146,045.46/219,069 = 61,784.40/x
  3. Step 3: Cross multiply
    146,045.46x = 219,069 × 61,784.40
  4. Step 4: Simplify right side
    146,045.46x = 13,535,046,723.60
  5. Step 5: Solve for x
    x = 13,535,046,723.60/146,045.46
  6. Step 6: Final answer
    x = 92,676.94

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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.