Home / 93,269.04-128,748.60-55,536

Finding the Fourth Proportional to 93,269.04, 128,748.60 and 55,536

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Solution

The fourth proportional to 93,269.04, 128,748.60 and 55,536 is: 76,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,269.04 : 128,748.60 = 55,536 : x
  2. Step 2: Convert to fraction form
    93,269.04/128,748.60 = 55,536/x
  3. Step 3: Cross multiply
    93,269.04x = 128,748.60 × 55,536
  4. Step 4: Simplify right side
    93,269.04x = 7,150,182,249.60
  5. Step 5: Solve for x
    x = 7,150,182,249.60/93,269.04
  6. Step 6: Final answer
    x = 76,661.90

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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.