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Finding the Fourth Proportional to 283,434.84, 425,212.23 and 93,884.47

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Solution

The fourth proportional to 283,434.84, 425,212.23 and 93,884.47 is: 140,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,434.84 : 425,212.23 = 93,884.47 : x
  2. Step 2: Convert to fraction form
    283,434.84/425,212.23 = 93,884.47/x
  3. Step 3: Cross multiply
    283,434.84x = 425,212.23 × 93,884.47
  4. Step 4: Simplify right side
    283,434.84x = 39,920,824,851.07
  5. Step 5: Solve for x
    x = 39,920,824,851.07/283,434.84
  6. Step 6: Final answer
    x = 140,846.57

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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.