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Finding the Fourth Proportional to 243,448.04, 335,971.08 and 146,682.29

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Solution

The fourth proportional to 243,448.04, 335,971.08 and 146,682.29 is: 202,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,448.04 : 335,971.08 = 146,682.29 : x
  2. Step 2: Convert to fraction form
    243,448.04/335,971.08 = 146,682.29/x
  3. Step 3: Cross multiply
    243,448.04x = 335,971.08 × 146,682.29
  4. Step 4: Simplify right side
    243,448.04x = 49,281,005,708.32
  5. Step 5: Solve for x
    x = 49,281,005,708.32/243,448.04
  6. Step 6: Final answer
    x = 202,429.26

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1.5x scale

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.