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Finding the Fourth Proportional to 113,480.40, 170,220.60 and 96,567.60

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Solution

The fourth proportional to 113,480.40, 170,220.60 and 96,567.60 is: 144,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,480.40 : 170,220.60 = 96,567.60 : x
  2. Step 2: Convert to fraction form
    113,480.40/170,220.60 = 96,567.60/x
  3. Step 3: Cross multiply
    113,480.40x = 170,220.60 × 96,567.60
  4. Step 4: Simplify right side
    113,480.40x = 16,437,794,812.56
  5. Step 5: Solve for x
    x = 16,437,794,812.56/113,480.40
  6. Step 6: Final answer
    x = 144,851.40

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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.