Home / 76,485.55-114,630.98-43,224.17

Finding the Fourth Proportional to 76,485.55, 114,630.98 and 43,224.17

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Solution

The fourth proportional to 76,485.55, 114,630.98 and 43,224.17 is: 64,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,485.55 : 114,630.98 = 43,224.17 : x
  2. Step 2: Convert to fraction form
    76,485.55/114,630.98 = 43,224.17/x
  3. Step 3: Cross multiply
    76,485.55x = 114,630.98 × 43,224.17
  4. Step 4: Simplify right side
    76,485.55x = 4,954,828,966.79
  5. Step 5: Solve for x
    x = 4,954,828,966.79/76,485.55
  6. Step 6: Final answer
    x = 64,781.24

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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.