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Finding the Fourth Proportional to 64,465.08, 88,957.08 and 35,786.40

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Solution

The fourth proportional to 64,465.08, 88,957.08 and 35,786.40 is: 49,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,465.08 : 88,957.08 = 35,786.40 : x
  2. Step 2: Convert to fraction form
    64,465.08/88,957.08 = 35,786.40/x
  3. Step 3: Cross multiply
    64,465.08x = 88,957.08 × 35,786.40
  4. Step 4: Simplify right side
    64,465.08x = 3,183,453,647.71
  5. Step 5: Solve for x
    x = 3,183,453,647.71/64,465.08
  6. Step 6: Final answer
    x = 49,382.61

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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.