Home / 82,909.41-114,433.45-52,688.84

Finding the Fourth Proportional to 82,909.41, 114,433.45 and 52,688.84

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Solution

The fourth proportional to 82,909.41, 114,433.45 and 52,688.84 is: 72,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,909.41 : 114,433.45 = 52,688.84 : x
  2. Step 2: Convert to fraction form
    82,909.41/114,433.45 = 52,688.84/x
  3. Step 3: Cross multiply
    82,909.41x = 114,433.45 × 52,688.84
  4. Step 4: Simplify right side
    82,909.41x = 6,029,365,033.81
  5. Step 5: Solve for x
    x = 6,029,365,033.81/82,909.41
  6. Step 6: Final answer
    x = 72,722.33

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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.