Home / 112,927.86-169,364.25-38,028.51

Finding the Fourth Proportional to 112,927.86, 169,364.25 and 38,028.51

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Solution

The fourth proportional to 112,927.86, 169,364.25 and 38,028.51 is: 57,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,927.86 : 169,364.25 = 38,028.51 : x
  2. Step 2: Convert to fraction form
    112,927.86/169,364.25 = 38,028.51/x
  3. Step 3: Cross multiply
    112,927.86x = 169,364.25 × 38,028.51
  4. Step 4: Simplify right side
    112,927.86x = 6,440,670,074.77
  5. Step 5: Solve for x
    x = 6,440,670,074.77/112,927.86
  6. Step 6: Final answer
    x = 57,033.49

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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.