Home / 144,269.37-216,421.54-60,086.61

Finding the Fourth Proportional to 144,269.37, 216,421.54 and 60,086.61

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Solution

The fourth proportional to 144,269.37, 216,421.54 and 60,086.61 is: 90,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,269.37 : 216,421.54 = 60,086.61 : x
  2. Step 2: Convert to fraction form
    144,269.37/216,421.54 = 60,086.61/x
  3. Step 3: Cross multiply
    144,269.37x = 216,421.54 × 60,086.61
  4. Step 4: Simplify right side
    144,269.37x = 13,004,036,519.36
  5. Step 5: Solve for x
    x = 13,004,036,519.36/144,269.37
  6. Step 6: Final answer
    x = 90,137.20

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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.