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Finding the Fourth Proportional to 164,434.95, 246,556.71 and 64,477.98

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Solution

The fourth proportional to 164,434.95, 246,556.71 and 64,477.98 is: 96,679.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,434.95 : 246,556.71 = 64,477.98 : x
  2. Step 2: Convert to fraction form
    164,434.95/246,556.71 = 64,477.98/x
  3. Step 3: Cross multiply
    164,434.95x = 246,556.71 × 64,477.98
  4. Step 4: Simplify right side
    164,434.95x = 15,897,478,616.25
  5. Step 5: Solve for x
    x = 15,897,478,616.25/164,434.95
  6. Step 6: Final answer
    x = 96,679.44

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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.