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Finding the Fourth Proportional to 64,226.70, 88,631.04 and 35,547.57

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Solution

The fourth proportional to 64,226.70, 88,631.04 and 35,547.57 is: 49,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,226.70 : 88,631.04 = 35,547.57 : x
  2. Step 2: Convert to fraction form
    64,226.70/88,631.04 = 35,547.57/x
  3. Step 3: Cross multiply
    64,226.70x = 88,631.04 × 35,547.57
  4. Step 4: Simplify right side
    64,226.70x = 3,150,618,098.57
  5. Step 5: Solve for x
    x = 3,150,618,098.57/64,226.70
  6. Step 6: Final answer
    x = 49,054.65

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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.