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Finding the Fourth Proportional to 335,068.93, 502,852.58 and 135,391.04

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Solution

The fourth proportional to 335,068.93, 502,852.58 and 135,391.04 is: 203,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,068.93 : 502,852.58 = 135,391.04 : x
  2. Step 2: Convert to fraction form
    335,068.93/502,852.58 = 135,391.04/x
  3. Step 3: Cross multiply
    335,068.93x = 502,852.58 × 135,391.04
  4. Step 4: Simplify right side
    335,068.93x = 68,081,730,581.67
  5. Step 5: Solve for x
    x = 68,081,730,581.67/335,068.93
  6. Step 6: Final answer
    x = 203,187.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.