Home / 190,540.25-285,810.48-48,396.18

Finding the Fourth Proportional to 190,540.25, 285,810.48 and 48,396.18

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Solution

The fourth proportional to 190,540.25, 285,810.48 and 48,396.18 is: 72,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,540.25 : 285,810.48 = 48,396.18 : x
  2. Step 2: Convert to fraction form
    190,540.25/285,810.48 = 48,396.18/x
  3. Step 3: Cross multiply
    190,540.25x = 285,810.48 × 48,396.18
  4. Step 4: Simplify right side
    190,540.25x = 13,832,136,507.76
  5. Step 5: Solve for x
    x = 13,832,136,507.76/190,540.25
  6. Step 6: Final answer
    x = 72,594.30

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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.