Home / 82,730.46-124,070.88-35,343.64

Finding the Fourth Proportional to 82,730.46, 124,070.88 and 35,343.64

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Solution

The fourth proportional to 82,730.46, 124,070.88 and 35,343.64 is: 53,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,730.46 : 124,070.88 = 35,343.64 : x
  2. Step 2: Convert to fraction form
    82,730.46/124,070.88 = 35,343.64/x
  3. Step 3: Cross multiply
    82,730.46x = 124,070.88 × 35,343.64
  4. Step 4: Simplify right side
    82,730.46x = 4,385,115,896.85
  5. Step 5: Solve for x
    x = 4,385,115,896.85/82,730.46
  6. Step 6: Final answer
    x = 53,004.85

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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.