Home / 90,676.14-125,076.60-62,332.62

Finding the Fourth Proportional to 90,676.14, 125,076.60 and 62,332.62

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Solution

The fourth proportional to 90,676.14, 125,076.60 and 62,332.62 is: 85,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,676.14 : 125,076.60 = 62,332.62 : x
  2. Step 2: Convert to fraction form
    90,676.14/125,076.60 = 62,332.62/x
  3. Step 3: Cross multiply
    90,676.14x = 125,076.60 × 62,332.62
  4. Step 4: Simplify right side
    90,676.14x = 7,796,352,178.69
  5. Step 5: Solve for x
    x = 7,796,352,178.69/90,676.14
  6. Step 6: Final answer
    x = 85,980.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.