Home / 90,598.86-125,029.64-50,313.30

Finding the Fourth Proportional to 90,598.86, 125,029.64 and 50,313.30

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Solution

The fourth proportional to 90,598.86, 125,029.64 and 50,313.30 is: 69,434.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,598.86 : 125,029.64 = 50,313.30 : x
  2. Step 2: Convert to fraction form
    90,598.86/125,029.64 = 50,313.30/x
  3. Step 3: Cross multiply
    90,598.86x = 125,029.64 × 50,313.30
  4. Step 4: Simplify right side
    90,598.86x = 6,290,653,534.65
  5. Step 5: Solve for x
    x = 6,290,653,534.65/90,598.86
  6. Step 6: Final answer
    x = 69,434.14

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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.