Home / 90,049.86-124,284.24-52,345.98

Finding the Fourth Proportional to 90,049.86, 124,284.24 and 52,345.98

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Solution

The fourth proportional to 90,049.86, 124,284.24 and 52,345.98 is: 72,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,049.86 : 124,284.24 = 52,345.98 : x
  2. Step 2: Convert to fraction form
    90,049.86/124,284.24 = 52,345.98/x
  3. Step 3: Cross multiply
    90,049.86x = 124,284.24 × 52,345.98
  4. Step 4: Simplify right side
    90,049.86x = 6,505,780,341.36
  5. Step 5: Solve for x
    x = 6,505,780,341.36/90,049.86
  6. Step 6: Final answer
    x = 72,246.42

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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.