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Finding the Fourth Proportional to 133,903.45, 200,907.45 and 58,970.93

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Solution

The fourth proportional to 133,903.45, 200,907.45 and 58,970.93 is: 88,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,903.45 : 200,907.45 = 58,970.93 : x
  2. Step 2: Convert to fraction form
    133,903.45/200,907.45 = 58,970.93/x
  3. Step 3: Cross multiply
    133,903.45x = 200,907.45 × 58,970.93
  4. Step 4: Simplify right side
    133,903.45x = 11,847,699,893.84
  5. Step 5: Solve for x
    x = 11,847,699,893.84/133,903.45
  6. Step 6: Final answer
    x = 88,479.42

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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.