Home / 144,724.40-217,086.60-97,485.20

Finding the Fourth Proportional to 144,724.40, 217,086.60 and 97,485.20

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Solution

The fourth proportional to 144,724.40, 217,086.60 and 97,485.20 is: 146,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,724.40 : 217,086.60 = 97,485.20 : x
  2. Step 2: Convert to fraction form
    144,724.40/217,086.60 = 97,485.20/x
  3. Step 3: Cross multiply
    144,724.40x = 217,086.60 × 97,485.20
  4. Step 4: Simplify right side
    144,724.40x = 21,162,730,618.32
  5. Step 5: Solve for x
    x = 21,162,730,618.32/144,724.40
  6. Step 6: Final answer
    x = 146,227.80

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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.