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Finding the Fourth Proportional to 292,054.34, 438,081.52 and 114,644.90

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Solution

The fourth proportional to 292,054.34, 438,081.52 and 114,644.90 is: 171,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,054.34 : 438,081.52 = 114,644.90 : x
  2. Step 2: Convert to fraction form
    292,054.34/438,081.52 = 114,644.90/x
  3. Step 3: Cross multiply
    292,054.34x = 438,081.52 × 114,644.90
  4. Step 4: Simplify right side
    292,054.34x = 50,223,812,052.25
  5. Step 5: Solve for x
    x = 50,223,812,052.25/292,054.34
  6. Step 6: Final answer
    x = 171,967.35

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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.