Home / 105,868.47-158,801.77-46,704.19

Finding the Fourth Proportional to 105,868.47, 158,801.77 and 46,704.19

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Solution

The fourth proportional to 105,868.47, 158,801.77 and 46,704.19 is: 70,055.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,868.47 : 158,801.77 = 46,704.19 : x
  2. Step 2: Convert to fraction form
    105,868.47/158,801.77 = 46,704.19/x
  3. Step 3: Cross multiply
    105,868.47x = 158,801.77 × 46,704.19
  4. Step 4: Simplify right side
    105,868.47x = 7,416,708,038.42
  5. Step 5: Solve for x
    x = 7,416,708,038.42/105,868.47
  6. Step 6: Final answer
    x = 70,055.87

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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.