Home / 76,112.04-114,224.14-36,131.16

Finding the Fourth Proportional to 76,112.04, 114,224.14 and 36,131.16

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Solution

The fourth proportional to 76,112.04, 114,224.14 and 36,131.16 is: 54,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,112.04 : 114,224.14 = 36,131.16 : x
  2. Step 2: Convert to fraction form
    76,112.04/114,224.14 = 36,131.16/x
  3. Step 3: Cross multiply
    76,112.04x = 114,224.14 × 36,131.16
  4. Step 4: Simplify right side
    76,112.04x = 4,127,050,678.20
  5. Step 5: Solve for x
    x = 4,127,050,678.20/76,112.04
  6. Step 6: Final answer
    x = 54,223.36

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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.