Home / 45,880.64-68,774.48-31,091.05

Finding the Fourth Proportional to 45,880.64, 68,774.48 and 31,091.05

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Solution

The fourth proportional to 45,880.64, 68,774.48 and 31,091.05 is: 46,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,880.64 : 68,774.48 = 31,091.05 : x
  2. Step 2: Convert to fraction form
    45,880.64/68,774.48 = 31,091.05/x
  3. Step 3: Cross multiply
    45,880.64x = 68,774.48 × 31,091.05
  4. Step 4: Simplify right side
    45,880.64x = 2,138,270,796.40
  5. Step 5: Solve for x
    x = 2,138,270,796.40/45,880.64
  6. Step 6: Final answer
    x = 46,605.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.