Home / 197,136.90-295,510.95-97,215.30

Finding the Fourth Proportional to 197,136.90, 295,510.95 and 97,215.30

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Solution

The fourth proportional to 197,136.90, 295,510.95 and 97,215.30 is: 145,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,136.90 : 295,510.95 = 97,215.30 : x
  2. Step 2: Convert to fraction form
    197,136.90/295,510.95 = 97,215.30/x
  3. Step 3: Cross multiply
    197,136.90x = 295,510.95 × 97,215.30
  4. Step 4: Simplify right side
    197,136.90x = 28,728,185,657.54
  5. Step 5: Solve for x
    x = 28,728,185,657.54/197,136.90
  6. Step 6: Final answer
    x = 145,727.08

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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.