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Finding the Fourth Proportional to 63,995.69, 88,313.31 and 35,315.57

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Solution

The fourth proportional to 63,995.69, 88,313.31 and 35,315.57 is: 48,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.69 : 88,313.31 = 35,315.57 : x
  2. Step 2: Convert to fraction form
    63,995.69/88,313.31 = 35,315.57/x
  3. Step 3: Cross multiply
    63,995.69x = 88,313.31 × 35,315.57
  4. Step 4: Simplify right side
    63,995.69x = 3,118,835,102.02
  5. Step 5: Solve for x
    x = 3,118,835,102.02/63,995.69
  6. Step 6: Final answer
    x = 48,735.08

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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.