Home / 214,035.84-295,371.63-129,136.50

Finding the Fourth Proportional to 214,035.84, 295,371.63 and 129,136.50

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Solution

The fourth proportional to 214,035.84, 295,371.63 and 129,136.50 is: 178,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,035.84 : 295,371.63 = 129,136.50 : x
  2. Step 2: Convert to fraction form
    214,035.84/295,371.63 = 129,136.50/x
  3. Step 3: Cross multiply
    214,035.84x = 295,371.63 × 129,136.50
  4. Step 4: Simplify right side
    214,035.84x = 38,143,258,497.50
  5. Step 5: Solve for x
    x = 38,143,258,497.50/214,035.84
  6. Step 6: Final answer
    x = 178,209.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.