Home / 84,868.15-117,118.37-46,630.79

Finding the Fourth Proportional to 84,868.15, 117,118.37 and 46,630.79

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Solution

The fourth proportional to 84,868.15, 117,118.37 and 46,630.79 is: 64,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,868.15 : 117,118.37 = 46,630.79 : x
  2. Step 2: Convert to fraction form
    84,868.15/117,118.37 = 46,630.79/x
  3. Step 3: Cross multiply
    84,868.15x = 117,118.37 × 46,630.79
  4. Step 4: Simplify right side
    84,868.15x = 5,461,322,116.61
  5. Step 5: Solve for x
    x = 5,461,322,116.61/84,868.15
  6. Step 6: Final answer
    x = 64,350.67

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1.5x scale

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.