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Finding the Fourth Proportional to 283,435.95, 425,213.90 and 93,885.59

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Solution

The fourth proportional to 283,435.95, 425,213.90 and 93,885.59 is: 140,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,435.95 : 425,213.90 = 93,885.59 : x
  2. Step 2: Convert to fraction form
    283,435.95/425,213.90 = 93,885.59/x
  3. Step 3: Cross multiply
    283,435.95x = 425,213.90 × 93,885.59
  4. Step 4: Simplify right side
    283,435.95x = 39,921,455,282.20
  5. Step 5: Solve for x
    x = 39,921,455,282.20/283,435.95
  6. Step 6: Final answer
    x = 140,848.24

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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.