Home / 71,485.06-98,647.04-43,185.82

Finding the Fourth Proportional to 71,485.06, 98,647.04 and 43,185.82

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Solution

The fourth proportional to 71,485.06, 98,647.04 and 43,185.82 is: 59,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,485.06 : 98,647.04 = 43,185.82 : x
  2. Step 2: Convert to fraction form
    71,485.06/98,647.04 = 43,185.82/x
  3. Step 3: Cross multiply
    71,485.06x = 98,647.04 × 43,185.82
  4. Step 4: Simplify right side
    71,485.06x = 4,260,153,312.97
  5. Step 5: Solve for x
    x = 4,260,153,312.97/71,485.06
  6. Step 6: Final answer
    x = 59,595.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.