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Finding the Fourth Proportional to 183,476.80, 275,474.40 and 113,492.80

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Solution

The fourth proportional to 183,476.80, 275,474.40 and 113,492.80 is: 170,399.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,476.80 : 275,474.40 = 113,492.80 : x
  2. Step 2: Convert to fraction form
    183,476.80/275,474.40 = 113,492.80/x
  3. Step 3: Cross multiply
    183,476.80x = 275,474.40 × 113,492.80
  4. Step 4: Simplify right side
    183,476.80x = 31,264,360,984.32
  5. Step 5: Solve for x
    x = 31,264,360,984.32/183,476.80
  6. Step 6: Final answer
    x = 170,399.53

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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.