Home / 242,938.65-335,270.35-134,042.45

Finding the Fourth Proportional to 242,938.65, 335,270.35 and 134,042.45

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Solution

The fourth proportional to 242,938.65, 335,270.35 and 134,042.45 is: 184,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,938.65 : 335,270.35 = 134,042.45 : x
  2. Step 2: Convert to fraction form
    242,938.65/335,270.35 = 134,042.45/x
  3. Step 3: Cross multiply
    242,938.65x = 335,270.35 × 134,042.45
  4. Step 4: Simplify right side
    242,938.65x = 44,940,459,126.36
  5. Step 5: Solve for x
    x = 44,940,459,126.36/242,938.65
  6. Step 6: Final answer
    x = 184,986.86

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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.