Home / 149,287.36-223,937.52-55,742.08

Finding the Fourth Proportional to 149,287.36, 223,937.52 and 55,742.08

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Solution

The fourth proportional to 149,287.36, 223,937.52 and 55,742.08 is: 83,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,287.36 : 223,937.52 = 55,742.08 : x
  2. Step 2: Convert to fraction form
    149,287.36/223,937.52 = 55,742.08/x
  3. Step 3: Cross multiply
    149,287.36x = 223,937.52 × 55,742.08
  4. Step 4: Simplify right side
    149,287.36x = 12,482,743,154.84
  5. Step 5: Solve for x
    x = 12,482,743,154.84/149,287.36
  6. Step 6: Final answer
    x = 83,615.54

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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.