Home / 93,114.36-128,500.73-52,829.82

Finding the Fourth Proportional to 93,114.36, 128,500.73 and 52,829.82

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Solution

The fourth proportional to 93,114.36, 128,500.73 and 52,829.82 is: 72,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,114.36 : 128,500.73 = 52,829.82 : x
  2. Step 2: Convert to fraction form
    93,114.36/128,500.73 = 52,829.82/x
  3. Step 3: Cross multiply
    93,114.36x = 128,500.73 × 52,829.82
  4. Step 4: Simplify right side
    93,114.36x = 6,788,670,435.77
  5. Step 5: Solve for x
    x = 6,788,670,435.77/93,114.36
  6. Step 6: Final answer
    x = 72,906.80

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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.