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Finding the Fourth Proportional to 179,652.69, 269,503.64 and 61,292.25

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Solution

The fourth proportional to 179,652.69, 269,503.64 and 61,292.25 is: 91,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,652.69 : 269,503.64 = 61,292.25 : x
  2. Step 2: Convert to fraction form
    179,652.69/269,503.64 = 61,292.25/x
  3. Step 3: Cross multiply
    179,652.69x = 269,503.64 × 61,292.25
  4. Step 4: Simplify right side
    179,652.69x = 16,518,484,402.17
  5. Step 5: Solve for x
    x = 16,518,484,402.17/179,652.69
  6. Step 6: Final answer
    x = 91,946.77

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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.