Home / 112,928.42-169,411.05-46,350.68

Finding the Fourth Proportional to 112,928.42, 169,411.05 and 46,350.68

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Solution

The fourth proportional to 112,928.42, 169,411.05 and 46,350.68 is: 69,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,928.42 : 169,411.05 = 46,350.68 : x
  2. Step 2: Convert to fraction form
    112,928.42/169,411.05 = 46,350.68/x
  3. Step 3: Cross multiply
    112,928.42x = 169,411.05 × 46,350.68
  4. Step 4: Simplify right side
    112,928.42x = 7,852,317,367.01
  5. Step 5: Solve for x
    x = 7,852,317,367.01/112,928.42
  6. Step 6: Final answer
    x = 69,533.58

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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.