Home / 51,240.40-76,860.60-32,011.60

Finding the Fourth Proportional to 51,240.40, 76,860.60 and 32,011.60

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Solution

The fourth proportional to 51,240.40, 76,860.60 and 32,011.60 is: 48,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240.40 : 76,860.60 = 32,011.60 : x
  2. Step 2: Convert to fraction form
    51,240.40/76,860.60 = 32,011.60/x
  3. Step 3: Cross multiply
    51,240.40x = 76,860.60 × 32,011.60
  4. Step 4: Simplify right side
    51,240.40x = 2,460,430,782.96
  5. Step 5: Solve for x
    x = 2,460,430,782.96/51,240.40
  6. Step 6: Final answer
    x = 48,017.40

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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.