Home / 56,228.18-77,652.99-48,638.07

Finding the Fourth Proportional to 56,228.18, 77,652.99 and 48,638.07

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Solution

The fourth proportional to 56,228.18, 77,652.99 and 48,638.07 is: 67,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.18 : 77,652.99 = 48,638.07 : x
  2. Step 2: Convert to fraction form
    56,228.18/77,652.99 = 48,638.07/x
  3. Step 3: Cross multiply
    56,228.18x = 77,652.99 × 48,638.07
  4. Step 4: Simplify right side
    56,228.18x = 3,776,891,563.33
  5. Step 5: Solve for x
    x = 3,776,891,563.33/56,228.18
  6. Step 6: Final answer
    x = 67,170.80

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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.