Home / 93,410.04-128,922.33-55,167.01

Finding the Fourth Proportional to 93,410.04, 128,922.33 and 55,167.01

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Solution

The fourth proportional to 93,410.04, 128,922.33 and 55,167.01 is: 76,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,410.04 : 128,922.33 = 55,167.01 : x
  2. Step 2: Convert to fraction form
    93,410.04/128,922.33 = 55,167.01/x
  3. Step 3: Cross multiply
    93,410.04x = 128,922.33 × 55,167.01
  4. Step 4: Simplify right side
    93,410.04x = 7,112,259,352.90
  5. Step 5: Solve for x
    x = 7,112,259,352.90/93,410.04
  6. Step 6: Final answer
    x = 76,140.20

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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.