Home / 170,328.86-235,054.06-92,804.12

Finding the Fourth Proportional to 170,328.86, 235,054.06 and 92,804.12

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Solution

The fourth proportional to 170,328.86, 235,054.06 and 92,804.12 is: 128,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,328.86 : 235,054.06 = 92,804.12 : x
  2. Step 2: Convert to fraction form
    170,328.86/235,054.06 = 92,804.12/x
  3. Step 3: Cross multiply
    170,328.86x = 235,054.06 × 92,804.12
  4. Step 4: Simplify right side
    170,328.86x = 21,813,985,190.73
  5. Step 5: Solve for x
    x = 21,813,985,190.73/170,328.86
  6. Step 6: Final answer
    x = 128,069.81

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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.