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Finding the Fourth Proportional to 96,352.40, 144,334.20 and 64,859.60

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Solution

The fourth proportional to 96,352.40, 144,334.20 and 64,859.60 is: 97,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,352.40 : 144,334.20 = 64,859.60 : x
  2. Step 2: Convert to fraction form
    96,352.40/144,334.20 = 64,859.60/x
  3. Step 3: Cross multiply
    96,352.40x = 144,334.20 × 64,859.60
  4. Step 4: Simplify right side
    96,352.40x = 9,361,458,478.32
  5. Step 5: Solve for x
    x = 9,361,458,478.32/96,352.40
  6. Step 6: Final answer
    x = 97,158.54

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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.