Home / 71,566.47-98,745.75-43,271.55

Finding the Fourth Proportional to 71,566.47, 98,745.75 and 43,271.55

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Solution

The fourth proportional to 71,566.47, 98,745.75 and 43,271.55 is: 59,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566.47 : 98,745.75 = 43,271.55 : x
  2. Step 2: Convert to fraction form
    71,566.47/98,745.75 = 43,271.55/x
  3. Step 3: Cross multiply
    71,566.47x = 98,745.75 × 43,271.55
  4. Step 4: Simplify right side
    71,566.47x = 4,272,881,658.41
  5. Step 5: Solve for x
    x = 4,272,881,658.41/71,566.47
  6. Step 6: Final answer
    x = 59,705.08

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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.