Home / 93,291.64-139,967.70-55,845.88

Finding the Fourth Proportional to 93,291.64, 139,967.70 and 55,845.88

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Solution

The fourth proportional to 93,291.64, 139,967.70 and 55,845.88 is: 83,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,291.64 : 139,967.70 = 55,845.88 : x
  2. Step 2: Convert to fraction form
    93,291.64/139,967.70 = 55,845.88/x
  3. Step 3: Cross multiply
    93,291.64x = 139,967.70 × 55,845.88
  4. Step 4: Simplify right side
    93,291.64x = 7,816,619,378.08
  5. Step 5: Solve for x
    x = 7,816,619,378.08/93,291.64
  6. Step 6: Final answer
    x = 83,786.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.