Home / 112,838.56-169,230-46,297.60

Finding the Fourth Proportional to 112,838.56, 169,230 and 46,297.60

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Solution

The fourth proportional to 112,838.56, 169,230 and 46,297.60 is: 69,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,838.56 : 169,230 = 46,297.60 : x
  2. Step 2: Convert to fraction form
    112,838.56/169,230 = 46,297.60/x
  3. Step 3: Cross multiply
    112,838.56x = 169,230 × 46,297.60
  4. Step 4: Simplify right side
    112,838.56x = 7,834,942,848
  5. Step 5: Solve for x
    x = 7,834,942,848/112,838.56
  6. Step 6: Final answer
    x = 69,434.98

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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.