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Finding the Fourth Proportional to 242,937.65, 335,268.97 and 134,041.45

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Solution

The fourth proportional to 242,937.65, 335,268.97 and 134,041.45 is: 184,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,937.65 : 335,268.97 = 134,041.45 : x
  2. Step 2: Convert to fraction form
    242,937.65/335,268.97 = 134,041.45/x
  3. Step 3: Cross multiply
    242,937.65x = 335,268.97 × 134,041.45
  4. Step 4: Simplify right side
    242,937.65x = 44,939,937,705.53
  5. Step 5: Solve for x
    x = 44,939,937,705.53/242,937.65
  6. Step 6: Final answer
    x = 184,985.48

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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.