Home / 148,312.54-204,670.06-80,327.94

Finding the Fourth Proportional to 148,312.54, 204,670.06 and 80,327.94

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Solution

The fourth proportional to 148,312.54, 204,670.06 and 80,327.94 is: 110,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,312.54 : 204,670.06 = 80,327.94 : x
  2. Step 2: Convert to fraction form
    148,312.54/204,670.06 = 80,327.94/x
  3. Step 3: Cross multiply
    148,312.54x = 204,670.06 × 80,327.94
  4. Step 4: Simplify right side
    148,312.54x = 16,440,724,299.48
  5. Step 5: Solve for x
    x = 16,440,724,299.48/148,312.54
  6. Step 6: Final answer
    x = 110,851.88

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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.