Home / 231,079.04-346,670.40-73,312.64

Finding the Fourth Proportional to 231,079.04, 346,670.40 and 73,312.64

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Solution

The fourth proportional to 231,079.04, 346,670.40 and 73,312.64 is: 109,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,079.04 : 346,670.40 = 73,312.64 : x
  2. Step 2: Convert to fraction form
    231,079.04/346,670.40 = 73,312.64/x
  3. Step 3: Cross multiply
    231,079.04x = 346,670.40 × 73,312.64
  4. Step 4: Simplify right side
    231,079.04x = 25,415,322,233.86
  5. Step 5: Solve for x
    x = 25,415,322,233.86/231,079.04
  6. Step 6: Final answer
    x = 109,985.41

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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.