Home / 76,284.58-114,426.96-31,887.04

Finding the Fourth Proportional to 76,284.58, 114,426.96 and 31,887.04

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Solution

The fourth proportional to 76,284.58, 114,426.96 and 31,887.04 is: 47,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,284.58 : 114,426.96 = 31,887.04 : x
  2. Step 2: Convert to fraction form
    76,284.58/114,426.96 = 31,887.04/x
  3. Step 3: Cross multiply
    76,284.58x = 114,426.96 × 31,887.04
  4. Step 4: Simplify right side
    76,284.58x = 3,648,737,050.60
  5. Step 5: Solve for x
    x = 3,648,737,050.60/76,284.58
  6. Step 6: Final answer
    x = 47,830.60

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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.