Home / 61,730.08-92,629.44-30,140.53

Finding the Fourth Proportional to 61,730.08, 92,629.44 and 30,140.53

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Solution

The fourth proportional to 61,730.08, 92,629.44 and 30,140.53 is: 45,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730.08 : 92,629.44 = 30,140.53 : x
  2. Step 2: Convert to fraction form
    61,730.08/92,629.44 = 30,140.53/x
  3. Step 3: Cross multiply
    61,730.08x = 92,629.44 × 30,140.53
  4. Step 4: Simplify right side
    61,730.08x = 2,791,900,415.20
  5. Step 5: Solve for x
    x = 2,791,900,415.20/61,730.08
  6. Step 6: Final answer
    x = 45,227.55

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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.