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Finding the Fourth Proportional to 243,858.84, 336,460.32 and 167,401.32

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Solution

The fourth proportional to 243,858.84, 336,460.32 and 167,401.32 is: 230,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,858.84 : 336,460.32 = 167,401.32 : x
  2. Step 2: Convert to fraction form
    243,858.84/336,460.32 = 167,401.32/x
  3. Step 3: Cross multiply
    243,858.84x = 336,460.32 × 167,401.32
  4. Step 4: Simplify right side
    243,858.84x = 56,323,901,695.62
  5. Step 5: Solve for x
    x = 56,323,901,695.62/243,858.84
  6. Step 6: Final answer
    x = 230,969.28

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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.