Home / 147,546.60-221,319.90-144,266.10

Finding the Fourth Proportional to 147,546.60, 221,319.90 and 144,266.10

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Solution

The fourth proportional to 147,546.60, 221,319.90 and 144,266.10 is: 216,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,546.60 : 221,319.90 = 144,266.10 : x
  2. Step 2: Convert to fraction form
    147,546.60/221,319.90 = 144,266.10/x
  3. Step 3: Cross multiply
    147,546.60x = 221,319.90 × 144,266.10
  4. Step 4: Simplify right side
    147,546.60x = 31,928,958,825.39
  5. Step 5: Solve for x
    x = 31,928,958,825.39/147,546.60
  6. Step 6: Final answer
    x = 216,399.15

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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.