Home / 165,271.98-228,068.91-89,818.86

Finding the Fourth Proportional to 165,271.98, 228,068.91 and 89,818.86

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Solution

The fourth proportional to 165,271.98, 228,068.91 and 89,818.86 is: 123,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,271.98 : 228,068.91 = 89,818.86 : x
  2. Step 2: Convert to fraction form
    165,271.98/228,068.91 = 89,818.86/x
  3. Step 3: Cross multiply
    165,271.98x = 228,068.91 × 89,818.86
  4. Step 4: Simplify right side
    165,271.98x = 20,484,889,497.64
  5. Step 5: Solve for x
    x = 20,484,889,497.64/165,271.98
  6. Step 6: Final answer
    x = 123,946.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.