Home / 61,639.09-85,061.74-33,344.77

Finding the Fourth Proportional to 61,639.09, 85,061.74 and 33,344.77

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Solution

The fourth proportional to 61,639.09, 85,061.74 and 33,344.77 is: 46,015.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,639.09 : 85,061.74 = 33,344.77 : x
  2. Step 2: Convert to fraction form
    61,639.09/85,061.74 = 33,344.77/x
  3. Step 3: Cross multiply
    61,639.09x = 85,061.74 × 33,344.77
  4. Step 4: Simplify right side
    61,639.09x = 2,836,364,156.10
  5. Step 5: Solve for x
    x = 2,836,364,156.10/61,639.09
  6. Step 6: Final answer
    x = 46,015.67

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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.