Home / 64,231.48-88,636.78-35,159.64

Finding the Fourth Proportional to 64,231.48, 88,636.78 and 35,159.64

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Solution

The fourth proportional to 64,231.48, 88,636.78 and 35,159.64 is: 48,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,231.48 : 88,636.78 = 35,159.64 : x
  2. Step 2: Convert to fraction form
    64,231.48/88,636.78 = 35,159.64/x
  3. Step 3: Cross multiply
    64,231.48x = 88,636.78 × 35,159.64
  4. Step 4: Simplify right side
    64,231.48x = 3,116,437,275.56
  5. Step 5: Solve for x
    x = 3,116,437,275.56/64,231.48
  6. Step 6: Final answer
    x = 48,518.85

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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.