Home / 170,603.10-255,895.43-52,274.79

Finding the Fourth Proportional to 170,603.10, 255,895.43 and 52,274.79

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Solution

The fourth proportional to 170,603.10, 255,895.43 and 52,274.79 is: 78,409.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,603.10 : 255,895.43 = 52,274.79 : x
  2. Step 2: Convert to fraction form
    170,603.10/255,895.43 = 52,274.79/x
  3. Step 3: Cross multiply
    170,603.10x = 255,895.43 × 52,274.79
  4. Step 4: Simplify right side
    170,603.10x = 13,376,879,603.84
  5. Step 5: Solve for x
    x = 13,376,879,603.84/170,603.10
  6. Step 6: Final answer
    x = 78,409.36

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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.