Home / 93,222.42-128,650.05-50,784.90

Finding the Fourth Proportional to 93,222.42, 128,650.05 and 50,784.90

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Solution

The fourth proportional to 93,222.42, 128,650.05 and 50,784.90 is: 70,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,222.42 : 128,650.05 = 50,784.90 : x
  2. Step 2: Convert to fraction form
    93,222.42/128,650.05 = 50,784.90/x
  3. Step 3: Cross multiply
    93,222.42x = 128,650.05 × 50,784.90
  4. Step 4: Simplify right side
    93,222.42x = 6,533,479,924.25
  5. Step 5: Solve for x
    x = 6,533,479,924.25/93,222.42
  6. Step 6: Final answer
    x = 70,084.86

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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.