Home / 55,923.02-77,173.77-30,772.52

Finding the Fourth Proportional to 55,923.02, 77,173.77 and 30,772.52

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Solution

The fourth proportional to 55,923.02, 77,173.77 and 30,772.52 is: 42,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,923.02 : 77,173.77 = 30,772.52 : x
  2. Step 2: Convert to fraction form
    55,923.02/77,173.77 = 30,772.52/x
  3. Step 3: Cross multiply
    55,923.02x = 77,173.77 × 30,772.52
  4. Step 4: Simplify right side
    55,923.02x = 2,374,831,573.73
  5. Step 5: Solve for x
    x = 2,374,831,573.73/55,923.02
  6. Step 6: Final answer
    x = 42,466.08

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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.