Home / 90,605.36-125,026.26-52,901.48

Finding the Fourth Proportional to 90,605.36, 125,026.26 and 52,901.48

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Solution

The fourth proportional to 90,605.36, 125,026.26 and 52,901.48 is: 72,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,605.36 : 125,026.26 = 52,901.48 : x
  2. Step 2: Convert to fraction form
    90,605.36/125,026.26 = 52,901.48/x
  3. Step 3: Cross multiply
    90,605.36x = 125,026.26 × 52,901.48
  4. Step 4: Simplify right side
    90,605.36x = 6,614,074,192.86
  5. Step 5: Solve for x
    x = 6,614,074,192.86/90,605.36
  6. Step 6: Final answer
    x = 72,998.71

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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.