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Finding the Fourth Proportional to 242,925.14, 335,237.86 and 134,029.47

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Solution

The fourth proportional to 242,925.14, 335,237.86 and 134,029.47 is: 184,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,925.14 : 335,237.86 = 134,029.47 : x
  2. Step 2: Convert to fraction form
    242,925.14/335,237.86 = 134,029.47/x
  3. Step 3: Cross multiply
    242,925.14x = 335,237.86 × 134,029.47
  4. Step 4: Simplify right side
    242,925.14x = 44,931,752,364.66
  5. Step 5: Solve for x
    x = 44,931,752,364.66/242,925.14
  6. Step 6: Final answer
    x = 184,961.31

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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.