Home / 76,353.64-114,557.74-46,428.76

Finding the Fourth Proportional to 76,353.64, 114,557.74 and 46,428.76

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Solution

The fourth proportional to 76,353.64, 114,557.74 and 46,428.76 is: 69,659.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,353.64 : 114,557.74 = 46,428.76 : x
  2. Step 2: Convert to fraction form
    76,353.64/114,557.74 = 46,428.76/x
  3. Step 3: Cross multiply
    76,353.64x = 114,557.74 × 46,428.76
  4. Step 4: Simplify right side
    76,353.64x = 5,318,773,816.60
  5. Step 5: Solve for x
    x = 5,318,773,816.60/76,353.64
  6. Step 6: Final answer
    x = 69,659.73

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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.