Home / 77,548.32-116,335.44-30,801.60

Finding the Fourth Proportional to 77,548.32, 116,335.44 and 30,801.60

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Solution

The fourth proportional to 77,548.32, 116,335.44 and 30,801.60 is: 46,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548.32 : 116,335.44 = 30,801.60 : x
  2. Step 2: Convert to fraction form
    77,548.32/116,335.44 = 30,801.60/x
  3. Step 3: Cross multiply
    77,548.32x = 116,335.44 × 30,801.60
  4. Step 4: Simplify right side
    77,548.32x = 3,583,317,688.70
  5. Step 5: Solve for x
    x = 3,583,317,688.70/77,548.32
  6. Step 6: Final answer
    x = 46,207.55

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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.