Home / 134,313.60-185,366.35-76,960.53

Finding the Fourth Proportional to 134,313.60, 185,366.35 and 76,960.53

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Solution

The fourth proportional to 134,313.60, 185,366.35 and 76,960.53 is: 106,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,313.60 : 185,366.35 = 76,960.53 : x
  2. Step 2: Convert to fraction form
    134,313.60/185,366.35 = 76,960.53/x
  3. Step 3: Cross multiply
    134,313.60x = 185,366.35 × 76,960.53
  4. Step 4: Simplify right side
    134,313.60x = 14,265,892,636.37
  5. Step 5: Solve for x
    x = 14,265,892,636.37/134,313.60
  6. Step 6: Final answer
    x = 106,213.31

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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.