Home / 242,926.94-335,238.31-135,496.89

Finding the Fourth Proportional to 242,926.94, 335,238.31 and 135,496.89

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Solution

The fourth proportional to 242,926.94, 335,238.31 and 135,496.89 is: 186,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,926.94 : 335,238.31 = 135,496.89 : x
  2. Step 2: Convert to fraction form
    242,926.94/335,238.31 = 135,496.89/x
  3. Step 3: Cross multiply
    242,926.94x = 335,238.31 × 135,496.89
  4. Step 4: Simplify right side
    242,926.94x = 45,423,748,413.86
  5. Step 5: Solve for x
    x = 45,423,748,413.86/242,926.94
  6. Step 6: Final answer
    x = 186,985.22

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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.