Home / 55,786.20-77,014.98-43,011.35

Finding the Fourth Proportional to 55,786.20, 77,014.98 and 43,011.35

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Solution

The fourth proportional to 55,786.20, 77,014.98 and 43,011.35 is: 59,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,786.20 : 77,014.98 = 43,011.35 : x
  2. Step 2: Convert to fraction form
    55,786.20/77,014.98 = 43,011.35/x
  3. Step 3: Cross multiply
    55,786.20x = 77,014.98 × 43,011.35
  4. Step 4: Simplify right side
    55,786.20x = 3,312,518,452.56
  5. Step 5: Solve for x
    x = 3,312,518,452.56/55,786.20
  6. Step 6: Final answer
    x = 59,378.82

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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.