Home / 96,330.10-132,981.94-64,118.32

Finding the Fourth Proportional to 96,330.10, 132,981.94 and 64,118.32

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Solution

The fourth proportional to 96,330.10, 132,981.94 and 64,118.32 is: 88,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,330.10 : 132,981.94 = 64,118.32 : x
  2. Step 2: Convert to fraction form
    96,330.10/132,981.94 = 64,118.32/x
  3. Step 3: Cross multiply
    96,330.10x = 132,981.94 × 64,118.32
  4. Step 4: Simplify right side
    96,330.10x = 8,526,578,583.14
  5. Step 5: Solve for x
    x = 8,526,578,583.14/96,330.10
  6. Step 6: Final answer
    x = 88,514.17

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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.