Home / 55,492.47-76,558.10-35,345.75

Finding the Fourth Proportional to 55,492.47, 76,558.10 and 35,345.75

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Solution

The fourth proportional to 55,492.47, 76,558.10 and 35,345.75 is: 48,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,492.47 : 76,558.10 = 35,345.75 : x
  2. Step 2: Convert to fraction form
    55,492.47/76,558.10 = 35,345.75/x
  3. Step 3: Cross multiply
    55,492.47x = 76,558.10 × 35,345.75
  4. Step 4: Simplify right side
    55,492.47x = 2,706,002,903.56
  5. Step 5: Solve for x
    x = 2,706,002,903.56/55,492.47
  6. Step 6: Final answer
    x = 48,763.43

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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.