Home / 55,742.61-76,919.67-33,077.67

Finding the Fourth Proportional to 55,742.61, 76,919.67 and 33,077.67

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Solution

The fourth proportional to 55,742.61, 76,919.67 and 33,077.67 is: 45,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,742.61 : 76,919.67 = 33,077.67 : x
  2. Step 2: Convert to fraction form
    55,742.61/76,919.67 = 33,077.67/x
  3. Step 3: Cross multiply
    55,742.61x = 76,919.67 × 33,077.67
  4. Step 4: Simplify right side
    55,742.61x = 2,544,323,460.77
  5. Step 5: Solve for x
    x = 2,544,323,460.77/55,742.61
  6. Step 6: Final answer
    x = 45,644.14

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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.