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Finding the Fourth Proportional to 63,798.50, 88,041.93 and 35,504.21

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Solution

The fourth proportional to 63,798.50, 88,041.93 and 35,504.21 is: 48,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,798.50 : 88,041.93 = 35,504.21 : x
  2. Step 2: Convert to fraction form
    63,798.50/88,041.93 = 35,504.21/x
  3. Step 3: Cross multiply
    63,798.50x = 88,041.93 × 35,504.21
  4. Step 4: Simplify right side
    63,798.50x = 3,125,859,171.53
  5. Step 5: Solve for x
    x = 3,125,859,171.53/63,798.50
  6. Step 6: Final answer
    x = 48,995.81

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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.