Home / 76,111.04-114,222.64-36,130.16

Finding the Fourth Proportional to 76,111.04, 114,222.64 and 36,130.16

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Solution

The fourth proportional to 76,111.04, 114,222.64 and 36,130.16 is: 54,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,111.04 : 114,222.64 = 36,130.16 : x
  2. Step 2: Convert to fraction form
    76,111.04/114,222.64 = 36,130.16/x
  3. Step 3: Cross multiply
    76,111.04x = 114,222.64 × 36,130.16
  4. Step 4: Simplify right side
    76,111.04x = 4,126,882,258.82
  5. Step 5: Solve for x
    x = 4,126,882,258.82/76,111.04
  6. Step 6: Final answer
    x = 54,221.86

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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.