Home / 291,534.72-402,199.20-184,103.04

Finding the Fourth Proportional to 291,534.72, 402,199.20 and 184,103.04

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Solution

The fourth proportional to 291,534.72, 402,199.20 and 184,103.04 is: 253,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,534.72 : 402,199.20 = 184,103.04 : x
  2. Step 2: Convert to fraction form
    291,534.72/402,199.20 = 184,103.04/x
  3. Step 3: Cross multiply
    291,534.72x = 402,199.20 × 184,103.04
  4. Step 4: Simplify right side
    291,534.72x = 74,046,095,405.57
  5. Step 5: Solve for x
    x = 74,046,095,405.57/291,534.72
  6. Step 6: Final answer
    x = 253,987.23

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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.