Home / 242,523.16-334,667.10-135,087.64

Finding the Fourth Proportional to 242,523.16, 334,667.10 and 135,087.64

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Solution

The fourth proportional to 242,523.16, 334,667.10 and 135,087.64 is: 186,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,523.16 : 334,667.10 = 135,087.64 : x
  2. Step 2: Convert to fraction form
    242,523.16/334,667.10 = 135,087.64/x
  3. Step 3: Cross multiply
    242,523.16x = 334,667.10 × 135,087.64
  4. Step 4: Simplify right side
    242,523.16x = 45,209,388,724.64
  5. Step 5: Solve for x
    x = 45,209,388,724.64/242,523.16
  6. Step 6: Final answer
    x = 186,412.67

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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.