Home / 93,466.26-128,981.40-51,025.50

Finding the Fourth Proportional to 93,466.26, 128,981.40 and 51,025.50

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Solution

The fourth proportional to 93,466.26, 128,981.40 and 51,025.50 is: 70,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,466.26 : 128,981.40 = 51,025.50 : x
  2. Step 2: Convert to fraction form
    93,466.26/128,981.40 = 51,025.50/x
  3. Step 3: Cross multiply
    93,466.26x = 128,981.40 × 51,025.50
  4. Step 4: Simplify right side
    93,466.26x = 6,581,340,425.70
  5. Step 5: Solve for x
    x = 6,581,340,425.70/93,466.26
  6. Step 6: Final answer
    x = 70,414.08

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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.