Home / 242,927.43-335,238.99-135,497.39

Finding the Fourth Proportional to 242,927.43, 335,238.99 and 135,497.39

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Solution

The fourth proportional to 242,927.43, 335,238.99 and 135,497.39 is: 186,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,927.43 : 335,238.99 = 135,497.39 : x
  2. Step 2: Convert to fraction form
    242,927.43/335,238.99 = 135,497.39/x
  3. Step 3: Cross multiply
    242,927.43x = 335,238.99 × 135,497.39
  4. Step 4: Simplify right side
    242,927.43x = 45,424,006,495.04
  5. Step 5: Solve for x
    x = 45,424,006,495.04/242,927.43
  6. Step 6: Final answer
    x = 186,985.91

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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.