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Finding the Fourth Proportional to 71,091.98, 106,598.28 and 44,740.25

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Solution

The fourth proportional to 71,091.98, 106,598.28 and 44,740.25 is: 67,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,091.98 : 106,598.28 = 44,740.25 : x
  2. Step 2: Convert to fraction form
    71,091.98/106,598.28 = 44,740.25/x
  3. Step 3: Cross multiply
    71,091.98x = 106,598.28 × 44,740.25
  4. Step 4: Simplify right side
    71,091.98x = 4,769,233,696.77
  5. Step 5: Solve for x
    x = 4,769,233,696.77/71,091.98
  6. Step 6: Final answer
    x = 67,085.40

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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.