Home / 94,946.49-130,986.59-54,650.61

Finding the Fourth Proportional to 94,946.49, 130,986.59 and 54,650.61

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Solution

The fourth proportional to 94,946.49, 130,986.59 and 54,650.61 is: 75,395.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,946.49 : 130,986.59 = 54,650.61 : x
  2. Step 2: Convert to fraction form
    94,946.49/130,986.59 = 54,650.61/x
  3. Step 3: Cross multiply
    94,946.49x = 130,986.59 × 54,650.61
  4. Step 4: Simplify right side
    94,946.49x = 7,158,496,772.07
  5. Step 5: Solve for x
    x = 7,158,496,772.07/94,946.49
  6. Step 6: Final answer
    x = 75,395.06

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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.