Home / 82,712.42-124,066.71-26,550.26

Finding the Fourth Proportional to 82,712.42, 124,066.71 and 26,550.26

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Solution

The fourth proportional to 82,712.42, 124,066.71 and 26,550.26 is: 39,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,712.42 : 124,066.71 = 26,550.26 : x
  2. Step 2: Convert to fraction form
    82,712.42/124,066.71 = 26,550.26/x
  3. Step 3: Cross multiply
    82,712.42x = 124,066.71 × 26,550.26
  4. Step 4: Simplify right side
    82,712.42x = 3,294,003,407.84
  5. Step 5: Solve for x
    x = 3,294,003,407.84/82,712.42
  6. Step 6: Final answer
    x = 39,824.77

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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.