Home / 131,391.48-196,915.80-60,288.44

Finding the Fourth Proportional to 131,391.48, 196,915.80 and 60,288.44

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Solution

The fourth proportional to 131,391.48, 196,915.80 and 60,288.44 is: 90,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,391.48 : 196,915.80 = 60,288.44 : x
  2. Step 2: Convert to fraction form
    131,391.48/196,915.80 = 60,288.44/x
  3. Step 3: Cross multiply
    131,391.48x = 196,915.80 × 60,288.44
  4. Step 4: Simplify right side
    131,391.48x = 11,871,746,393.35
  5. Step 5: Solve for x
    x = 11,871,746,393.35/131,391.48
  6. Step 6: Final answer
    x = 90,354.00

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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.