Home / 242,939.65-335,271.73-134,043.45

Finding the Fourth Proportional to 242,939.65, 335,271.73 and 134,043.45

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Solution

The fourth proportional to 242,939.65, 335,271.73 and 134,043.45 is: 184,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,939.65 : 335,271.73 = 134,043.45 : x
  2. Step 2: Convert to fraction form
    242,939.65/335,271.73 = 134,043.45/x
  3. Step 3: Cross multiply
    242,939.65x = 335,271.73 × 134,043.45
  4. Step 4: Simplify right side
    242,939.65x = 44,940,979,376.67
  5. Step 5: Solve for x
    x = 44,940,979,376.67/242,939.65
  6. Step 6: Final answer
    x = 184,988.24

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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.