Home / 89,972.94-124,181.55-52,244.94

Finding the Fourth Proportional to 89,972.94, 124,181.55 and 52,244.94

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Solution

The fourth proportional to 89,972.94, 124,181.55 and 52,244.94 is: 72,108.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,972.94 : 124,181.55 = 52,244.94 : x
  2. Step 2: Convert to fraction form
    89,972.94/124,181.55 = 52,244.94/x
  3. Step 3: Cross multiply
    89,972.94x = 124,181.55 × 52,244.94
  4. Step 4: Simplify right side
    89,972.94x = 6,487,857,628.86
  5. Step 5: Solve for x
    x = 6,487,857,628.86/89,972.94
  6. Step 6: Final answer
    x = 72,108.99

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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.