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Finding the Fourth Proportional to 93,203.58, 128,622.42 and 52,916.52

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Solution

The fourth proportional to 93,203.58, 128,622.42 and 52,916.52 is: 73,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,203.58 : 128,622.42 = 52,916.52 : x
  2. Step 2: Convert to fraction form
    93,203.58/128,622.42 = 52,916.52/x
  3. Step 3: Cross multiply
    93,203.58x = 128,622.42 × 52,916.52
  4. Step 4: Simplify right side
    93,203.58x = 6,806,250,860.38
  5. Step 5: Solve for x
    x = 6,806,250,860.38/93,203.58
  6. Step 6: Final answer
    x = 73,025.64

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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.