Home / 240,538.88-331,946.64-133,108.64

Finding the Fourth Proportional to 240,538.88, 331,946.64 and 133,108.64

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Solution

The fourth proportional to 240,538.88, 331,946.64 and 133,108.64 is: 183,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,538.88 : 331,946.64 = 133,108.64 : x
  2. Step 2: Convert to fraction form
    240,538.88/331,946.64 = 133,108.64/x
  3. Step 3: Cross multiply
    240,538.88x = 331,946.64 × 133,108.64
  4. Step 4: Simplify right side
    240,538.88x = 44,184,965,802.97
  5. Step 5: Solve for x
    x = 44,184,965,802.97/240,538.88
  6. Step 6: Final answer
    x = 183,691.58

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1.5x scale

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.