Home / 76,114.74-114,241.36-40,606.16

Finding the Fourth Proportional to 76,114.74, 114,241.36 and 40,606.16

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Solution

The fourth proportional to 76,114.74, 114,241.36 and 40,606.16 is: 60,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,114.74 : 114,241.36 = 40,606.16 : x
  2. Step 2: Convert to fraction form
    76,114.74/114,241.36 = 40,606.16/x
  3. Step 3: Cross multiply
    76,114.74x = 114,241.36 × 40,606.16
  4. Step 4: Simplify right side
    76,114.74x = 4,638,902,555.66
  5. Step 5: Solve for x
    x = 4,638,902,555.66/76,114.74
  6. Step 6: Final answer
    x = 60,946.18

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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.