Home / 136,784.56-205,109.84-48,025.16

Finding the Fourth Proportional to 136,784.56, 205,109.84 and 48,025.16

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Solution

The fourth proportional to 136,784.56, 205,109.84 and 48,025.16 is: 72,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,784.56 : 205,109.84 = 48,025.16 : x
  2. Step 2: Convert to fraction form
    136,784.56/205,109.84 = 48,025.16/x
  3. Step 3: Cross multiply
    136,784.56x = 205,109.84 × 48,025.16
  4. Step 4: Simplify right side
    136,784.56x = 9,850,432,883.57
  5. Step 5: Solve for x
    x = 9,850,432,883.57/136,784.56
  6. Step 6: Final answer
    x = 72,014.22

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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.