Home / 76,811.67-105,909.44-52,624.23

Finding the Fourth Proportional to 76,811.67, 105,909.44 and 52,624.23

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Solution

The fourth proportional to 76,811.67, 105,909.44 and 52,624.23 is: 72,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,811.67 : 105,909.44 = 52,624.23 : x
  2. Step 2: Convert to fraction form
    76,811.67/105,909.44 = 52,624.23/x
  3. Step 3: Cross multiply
    76,811.67x = 105,909.44 × 52,624.23
  4. Step 4: Simplify right side
    76,811.67x = 5,573,402,466.61
  5. Step 5: Solve for x
    x = 5,573,402,466.61/76,811.67
  6. Step 6: Final answer
    x = 72,559.32

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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.