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Finding the Fourth Proportional to 243,003.48, 335,351.40 and 152,350.92

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Solution

The fourth proportional to 243,003.48, 335,351.40 and 152,350.92 is: 210,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,003.48 : 335,351.40 = 152,350.92 : x
  2. Step 2: Convert to fraction form
    243,003.48/335,351.40 = 152,350.92/x
  3. Step 3: Cross multiply
    243,003.48x = 335,351.40 × 152,350.92
  4. Step 4: Simplify right side
    243,003.48x = 51,091,094,313.29
  5. Step 5: Solve for x
    x = 51,091,094,313.29/243,003.48
  6. Step 6: Final answer
    x = 210,248.41

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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.