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Finding the Fourth Proportional to 144,290.68, 216,459.32 and 44,450.88

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Solution

The fourth proportional to 144,290.68, 216,459.32 and 44,450.88 is: 66,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,290.68 : 216,459.32 = 44,450.88 : x
  2. Step 2: Convert to fraction form
    144,290.68/216,459.32 = 44,450.88/x
  3. Step 3: Cross multiply
    144,290.68x = 216,459.32 × 44,450.88
  4. Step 4: Simplify right side
    144,290.68x = 9,621,807,258.20
  5. Step 5: Solve for x
    x = 9,621,807,258.20/144,290.68
  6. Step 6: Final answer
    x = 66,683.50

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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.