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Finding the Fourth Proportional to 188,645.53, 282,968.50 and 48,404.16

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Solution

The fourth proportional to 188,645.53, 282,968.50 and 48,404.16 is: 72,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,645.53 : 282,968.50 = 48,404.16 : x
  2. Step 2: Convert to fraction form
    188,645.53/282,968.50 = 48,404.16/x
  3. Step 3: Cross multiply
    188,645.53x = 282,968.50 × 48,404.16
  4. Step 4: Simplify right side
    188,645.53x = 13,696,852,548.96
  5. Step 5: Solve for x
    x = 13,696,852,548.96/188,645.53
  6. Step 6: Final answer
    x = 72,606.29

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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.