Home / 284,261.40-426,276.90-97,176.60

Finding the Fourth Proportional to 284,261.40, 426,276.90 and 97,176.60

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Solution

The fourth proportional to 284,261.40, 426,276.90 and 97,176.60 is: 145,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,261.40 : 426,276.90 = 97,176.60 : x
  2. Step 2: Convert to fraction form
    284,261.40/426,276.90 = 97,176.60/x
  3. Step 3: Cross multiply
    284,261.40x = 426,276.90 × 97,176.60
  4. Step 4: Simplify right side
    284,261.40x = 41,424,139,800.54
  5. Step 5: Solve for x
    x = 41,424,139,800.54/284,261.40
  6. Step 6: Final answer
    x = 145,725.52

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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.