Home / 146,501.48-219,461.04-71,402.60

Finding the Fourth Proportional to 146,501.48, 219,461.04 and 71,402.60

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Solution

The fourth proportional to 146,501.48, 219,461.04 and 71,402.60 is: 106,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,501.48 : 219,461.04 = 71,402.60 : x
  2. Step 2: Convert to fraction form
    146,501.48/219,461.04 = 71,402.60/x
  3. Step 3: Cross multiply
    146,501.48x = 219,461.04 × 71,402.60
  4. Step 4: Simplify right side
    146,501.48x = 15,670,088,854.70
  5. Step 5: Solve for x
    x = 15,670,088,854.70/146,501.48
  6. Step 6: Final answer
    x = 106,961.98

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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.