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Finding the Fourth Proportional to 94,510.84, 141,721.80 and 35,330.80

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Solution

The fourth proportional to 94,510.84, 141,721.80 and 35,330.80 is: 52,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,510.84 : 141,721.80 = 35,330.80 : x
  2. Step 2: Convert to fraction form
    94,510.84/141,721.80 = 35,330.80/x
  3. Step 3: Cross multiply
    94,510.84x = 141,721.80 × 35,330.80
  4. Step 4: Simplify right side
    94,510.84x = 5,007,144,571.44
  5. Step 5: Solve for x
    x = 5,007,144,571.44/94,510.84
  6. Step 6: Final answer
    x = 52,979.58

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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.