Home / 242,622.55-334,814.60-135,190.29

Finding the Fourth Proportional to 242,622.55, 334,814.60 and 135,190.29

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Solution

The fourth proportional to 242,622.55, 334,814.60 and 135,190.29 is: 186,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,622.55 : 334,814.60 = 135,190.29 : x
  2. Step 2: Convert to fraction form
    242,622.55/334,814.60 = 135,190.29/x
  3. Step 3: Cross multiply
    242,622.55x = 334,814.60 × 135,190.29
  4. Step 4: Simplify right side
    242,622.55x = 45,263,682,870.23
  5. Step 5: Solve for x
    x = 45,263,682,870.23/242,622.55
  6. Step 6: Final answer
    x = 186,560.08

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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.