Home / 105,795.98-145,998.45-60,474.94

Finding the Fourth Proportional to 105,795.98, 145,998.45 and 60,474.94

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Solution

The fourth proportional to 105,795.98, 145,998.45 and 60,474.94 is: 83,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,795.98 : 145,998.45 = 60,474.94 : x
  2. Step 2: Convert to fraction form
    105,795.98/145,998.45 = 60,474.94/x
  3. Step 3: Cross multiply
    105,795.98x = 145,998.45 × 60,474.94
  4. Step 4: Simplify right side
    105,795.98x = 8,829,247,503.84
  5. Step 5: Solve for x
    x = 8,829,247,503.84/105,795.98
  6. Step 6: Final answer
    x = 83,455.42

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1.5x scale

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.