Home / 147,565.60-221,348.40-49,069.60

Finding the Fourth Proportional to 147,565.60, 221,348.40 and 49,069.60

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Solution

The fourth proportional to 147,565.60, 221,348.40 and 49,069.60 is: 73,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,565.60 : 221,348.40 = 49,069.60 : x
  2. Step 2: Convert to fraction form
    147,565.60/221,348.40 = 49,069.60/x
  3. Step 3: Cross multiply
    147,565.60x = 221,348.40 × 49,069.60
  4. Step 4: Simplify right side
    147,565.60x = 10,861,477,448.64
  5. Step 5: Solve for x
    x = 10,861,477,448.64/147,565.60
  6. Step 6: Final answer
    x = 73,604.40

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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.