Home / 243,259.10-335,697.44-135,829.06

Finding the Fourth Proportional to 243,259.10, 335,697.44 and 135,829.06

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Solution

The fourth proportional to 243,259.10, 335,697.44 and 135,829.06 is: 187,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,259.10 : 335,697.44 = 135,829.06 : x
  2. Step 2: Convert to fraction form
    243,259.10/335,697.44 = 135,829.06/x
  3. Step 3: Cross multiply
    243,259.10x = 335,697.44 × 135,829.06
  4. Step 4: Simplify right side
    243,259.10x = 45,597,467,719.61
  5. Step 5: Solve for x
    x = 45,597,467,719.61/243,259.10
  6. Step 6: Final answer
    x = 187,444.04

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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.