Home / 76,034.74-114,044.78-23,430.10

Finding the Fourth Proportional to 76,034.74, 114,044.78 and 23,430.10

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Solution

The fourth proportional to 76,034.74, 114,044.78 and 23,430.10 is: 35,142.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,034.74 : 114,044.78 = 23,430.10 : x
  2. Step 2: Convert to fraction form
    76,034.74/114,044.78 = 23,430.10/x
  3. Step 3: Cross multiply
    76,034.74x = 114,044.78 × 23,430.10
  4. Step 4: Simplify right side
    76,034.74x = 2,672,080,599.88
  5. Step 5: Solve for x
    x = 2,672,080,599.88/76,034.74
  6. Step 6: Final answer
    x = 35,142.89

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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.