Home / 55,670.02-76,779.84-48,941.26

Finding the Fourth Proportional to 55,670.02, 76,779.84 and 48,941.26

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Solution

The fourth proportional to 55,670.02, 76,779.84 and 48,941.26 is: 67,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,670.02 : 76,779.84 = 48,941.26 : x
  2. Step 2: Convert to fraction form
    55,670.02/76,779.84 = 48,941.26/x
  3. Step 3: Cross multiply
    55,670.02x = 76,779.84 × 48,941.26
  4. Step 4: Simplify right side
    55,670.02x = 3,757,702,112.20
  5. Step 5: Solve for x
    x = 3,757,702,112.20/55,670.02
  6. Step 6: Final answer
    x = 67,499.56

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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.