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Finding the Fourth Proportional to 63,360.69, 87,437.88 and 35,066.40

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Solution

The fourth proportional to 63,360.69, 87,437.88 and 35,066.40 is: 48,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,360.69 : 87,437.88 = 35,066.40 : x
  2. Step 2: Convert to fraction form
    63,360.69/87,437.88 = 35,066.40/x
  3. Step 3: Cross multiply
    63,360.69x = 87,437.88 × 35,066.40
  4. Step 4: Simplify right side
    63,360.69x = 3,066,131,675.23
  5. Step 5: Solve for x
    x = 3,066,131,675.23/63,360.69
  6. Step 6: Final answer
    x = 48,391.70

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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.