Home / 76,346.75-114,527.96-26,426.76

Finding the Fourth Proportional to 76,346.75, 114,527.96 and 26,426.76

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Solution

The fourth proportional to 76,346.75, 114,527.96 and 26,426.76 is: 39,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,346.75 : 114,527.96 = 26,426.76 : x
  2. Step 2: Convert to fraction form
    76,346.75/114,527.96 = 26,426.76/x
  3. Step 3: Cross multiply
    76,346.75x = 114,527.96 × 26,426.76
  4. Step 4: Simplify right side
    76,346.75x = 3,026,602,978.28
  5. Step 5: Solve for x
    x = 3,026,602,978.28/76,346.75
  6. Step 6: Final answer
    x = 39,642.86

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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.