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Finding the Fourth Proportional to 152,577.87, 210,556.45 and 84,594.86

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Solution

The fourth proportional to 152,577.87, 210,556.45 and 84,594.86 is: 116,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,577.87 : 210,556.45 = 84,594.86 : x
  2. Step 2: Convert to fraction form
    152,577.87/210,556.45 = 84,594.86/x
  3. Step 3: Cross multiply
    152,577.87x = 210,556.45 × 84,594.86
  4. Step 4: Simplify right side
    152,577.87x = 17,811,993,409.85
  5. Step 5: Solve for x
    x = 17,811,993,409.85/152,577.87
  6. Step 6: Final answer
    x = 116,740.35

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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.