Home / 95,421.09-142,913.63-45,536.21

Finding the Fourth Proportional to 95,421.09, 142,913.63 and 45,536.21

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Solution

The fourth proportional to 95,421.09, 142,913.63 and 45,536.21 is: 68,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,421.09 : 142,913.63 = 45,536.21 : x
  2. Step 2: Convert to fraction form
    95,421.09/142,913.63 = 45,536.21/x
  3. Step 3: Cross multiply
    95,421.09x = 142,913.63 × 45,536.21
  4. Step 4: Simplify right side
    95,421.09x = 6,507,745,197.15
  5. Step 5: Solve for x
    x = 6,507,745,197.15/95,421.09
  6. Step 6: Final answer
    x = 68,200.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.