Home / 99,632.37-137,492.53-54,310.44

Finding the Fourth Proportional to 99,632.37, 137,492.53 and 54,310.44

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Solution

The fourth proportional to 99,632.37, 137,492.53 and 54,310.44 is: 74,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,632.37 : 137,492.53 = 54,310.44 : x
  2. Step 2: Convert to fraction form
    99,632.37/137,492.53 = 54,310.44/x
  3. Step 3: Cross multiply
    99,632.37x = 137,492.53 × 54,310.44
  4. Step 4: Simplify right side
    99,632.37x = 7,467,279,665.24
  5. Step 5: Solve for x
    x = 7,467,279,665.24/99,632.37
  6. Step 6: Final answer
    x = 74,948.33

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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.