Home / 55,308.16-76,337.64-35,161.12

Finding the Fourth Proportional to 55,308.16, 76,337.64 and 35,161.12

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Solution

The fourth proportional to 55,308.16, 76,337.64 and 35,161.12 is: 48,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,308.16 : 76,337.64 = 35,161.12 : x
  2. Step 2: Convert to fraction form
    55,308.16/76,337.64 = 35,161.12/x
  3. Step 3: Cross multiply
    55,308.16x = 76,337.64 × 35,161.12
  4. Step 4: Simplify right side
    55,308.16x = 2,684,116,920.56
  5. Step 5: Solve for x
    x = 2,684,116,920.56/55,308.16
  6. Step 6: Final answer
    x = 48,530.22

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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.