Home / 149,781.60-224,011.44-133,257.60

Finding the Fourth Proportional to 149,781.60, 224,011.44 and 133,257.60

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Solution

The fourth proportional to 149,781.60, 224,011.44 and 133,257.60 is: 199,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,781.60 : 224,011.44 = 133,257.60 : x
  2. Step 2: Convert to fraction form
    149,781.60/224,011.44 = 133,257.60/x
  3. Step 3: Cross multiply
    149,781.60x = 224,011.44 × 133,257.60
  4. Step 4: Simplify right side
    149,781.60x = 29,851,226,866.94
  5. Step 5: Solve for x
    x = 29,851,226,866.94/149,781.60
  6. Step 6: Final answer
    x = 199,298.36

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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.