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Finding the Fourth Proportional to 63,995.48, 88,314.32 and 35,316.40

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Solution

The fourth proportional to 63,995.48, 88,314.32 and 35,316.40 is: 48,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.48 : 88,314.32 = 35,316.40 : x
  2. Step 2: Convert to fraction form
    63,995.48/88,314.32 = 35,316.40/x
  3. Step 3: Cross multiply
    63,995.48x = 88,314.32 × 35,316.40
  4. Step 4: Simplify right side
    63,995.48x = 3,118,943,850.85
  5. Step 5: Solve for x
    x = 3,118,943,850.85/63,995.48
  6. Step 6: Final answer
    x = 48,736.94

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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.