Home / 106,935.64-160,391.16-28,056.02

Finding the Fourth Proportional to 106,935.64, 160,391.16 and 28,056.02

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Solution

The fourth proportional to 106,935.64, 160,391.16 and 28,056.02 is: 42,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935.64 : 160,391.16 = 28,056.02 : x
  2. Step 2: Convert to fraction form
    106,935.64/160,391.16 = 28,056.02/x
  3. Step 3: Cross multiply
    106,935.64x = 160,391.16 × 28,056.02
  4. Step 4: Simplify right side
    106,935.64x = 4,499,937,771.94
  5. Step 5: Solve for x
    x = 4,499,937,771.94/106,935.64
  6. Step 6: Final answer
    x = 42,080.80

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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.