Home / 170,651.18-255,981.64-52,334.48

Finding the Fourth Proportional to 170,651.18, 255,981.64 and 52,334.48

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Solution

The fourth proportional to 170,651.18, 255,981.64 and 52,334.48 is: 78,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,651.18 : 255,981.64 = 52,334.48 : x
  2. Step 2: Convert to fraction form
    170,651.18/255,981.64 = 52,334.48/x
  3. Step 3: Cross multiply
    170,651.18x = 255,981.64 × 52,334.48
  4. Step 4: Simplify right side
    170,651.18x = 13,396,666,018.95
  5. Step 5: Solve for x
    x = 13,396,666,018.95/170,651.18
  6. Step 6: Final answer
    x = 78,503.21

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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.