Home / 93,706.20-129,317.64-51,263.76

Finding the Fourth Proportional to 93,706.20, 129,317.64 and 51,263.76

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Solution

The fourth proportional to 93,706.20, 129,317.64 and 51,263.76 is: 70,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,706.20 : 129,317.64 = 51,263.76 : x
  2. Step 2: Convert to fraction form
    93,706.20/129,317.64 = 51,263.76/x
  3. Step 3: Cross multiply
    93,706.20x = 129,317.64 × 51,263.76
  4. Step 4: Simplify right side
    93,706.20x = 6,629,308,460.73
  5. Step 5: Solve for x
    x = 6,629,308,460.73/93,706.20
  6. Step 6: Final answer
    x = 70,745.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.