Home / 98,284.03-147,185.48-45,708.55

Finding the Fourth Proportional to 98,284.03, 147,185.48 and 45,708.55

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Solution

The fourth proportional to 98,284.03, 147,185.48 and 45,708.55 is: 68,450.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,284.03 : 147,185.48 = 45,708.55 : x
  2. Step 2: Convert to fraction form
    98,284.03/147,185.48 = 45,708.55/x
  3. Step 3: Cross multiply
    98,284.03x = 147,185.48 × 45,708.55
  4. Step 4: Simplify right side
    98,284.03x = 6,727,634,643.31
  5. Step 5: Solve for x
    x = 6,727,634,643.31/98,284.03
  6. Step 6: Final answer
    x = 68,450.94

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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.