Home / 133,312.40-199,997.40-39,827.60

Finding the Fourth Proportional to 133,312.40, 199,997.40 and 39,827.60

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Solution

The fourth proportional to 133,312.40, 199,997.40 and 39,827.60 is: 59,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,312.40 : 199,997.40 = 39,827.60 : x
  2. Step 2: Convert to fraction form
    133,312.40/199,997.40 = 39,827.60/x
  3. Step 3: Cross multiply
    133,312.40x = 199,997.40 × 39,827.60
  4. Step 4: Simplify right side
    133,312.40x = 7,965,416,448.24
  5. Step 5: Solve for x
    x = 7,965,416,448.24/133,312.40
  6. Step 6: Final answer
    x = 59,750.00

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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.