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Finding the Fourth Proportional to 243,733.32, 336,341.88 and 133,351.43

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Solution

The fourth proportional to 243,733.32, 336,341.88 and 133,351.43 is: 184,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,733.32 : 336,341.88 = 133,351.43 : x
  2. Step 2: Convert to fraction form
    243,733.32/336,341.88 = 133,351.43/x
  3. Step 3: Cross multiply
    243,733.32x = 336,341.88 × 133,351.43
  4. Step 4: Simplify right side
    243,733.32x = 44,851,668,985.18
  5. Step 5: Solve for x
    x = 44,851,668,985.18/243,733.32
  6. Step 6: Final answer
    x = 184,019.44

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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.