Home / 90,022.14-124,230.54-52,298.82

Finding the Fourth Proportional to 90,022.14, 124,230.54 and 52,298.82

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Solution

The fourth proportional to 90,022.14, 124,230.54 and 52,298.82 is: 72,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,022.14 : 124,230.54 = 52,298.82 : x
  2. Step 2: Convert to fraction form
    90,022.14/124,230.54 = 52,298.82/x
  3. Step 3: Cross multiply
    90,022.14x = 124,230.54 × 52,298.82
  4. Step 4: Simplify right side
    90,022.14x = 6,497,110,649.96
  5. Step 5: Solve for x
    x = 6,497,110,649.96/90,022.14
  6. Step 6: Final answer
    x = 72,172.36

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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.