Home / 242,939.59-335,241.38-134,045.21

Finding the Fourth Proportional to 242,939.59, 335,241.38 and 134,045.21

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Solution

The fourth proportional to 242,939.59, 335,241.38 and 134,045.21 is: 184,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,939.59 : 335,241.38 = 134,045.21 : x
  2. Step 2: Convert to fraction form
    242,939.59/335,241.38 = 134,045.21/x
  3. Step 3: Cross multiply
    242,939.59x = 335,241.38 × 134,045.21
  4. Step 4: Simplify right side
    242,939.59x = 44,937,502,356.01
  5. Step 5: Solve for x
    x = 44,937,502,356.01/242,939.59
  6. Step 6: Final answer
    x = 184,973.98

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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.