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Finding the Fourth Proportional to 243,517.91, 335,837.13 and 152,882.32

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Solution

The fourth proportional to 243,517.91, 335,837.13 and 152,882.32 is: 210,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,517.91 : 335,837.13 = 152,882.32 : x
  2. Step 2: Convert to fraction form
    243,517.91/335,837.13 = 152,882.32/x
  3. Step 3: Cross multiply
    243,517.91x = 335,837.13 × 152,882.32
  4. Step 4: Simplify right side
    243,517.91x = 51,343,559,423.03
  5. Step 5: Solve for x
    x = 51,343,559,423.03/243,517.91
  6. Step 6: Final answer
    x = 210,841.00

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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.