Home / 93,790.41-129,431.16-51,352.89

Finding the Fourth Proportional to 93,790.41, 129,431.16 and 51,352.89

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Solution

The fourth proportional to 93,790.41, 129,431.16 and 51,352.89 is: 70,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,790.41 : 129,431.16 = 51,352.89 : x
  2. Step 2: Convert to fraction form
    93,790.41/129,431.16 = 51,352.89/x
  3. Step 3: Cross multiply
    93,790.41x = 129,431.16 × 51,352.89
  4. Step 4: Simplify right side
    93,790.41x = 6,646,664,122.05
  5. Step 5: Solve for x
    x = 6,646,664,122.05/93,790.41
  6. Step 6: Final answer
    x = 70,867.20

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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.