Home / 63,515.41-87,654.77-35,220.49

Finding the Fourth Proportional to 63,515.41, 87,654.77 and 35,220.49

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Solution

The fourth proportional to 63,515.41, 87,654.77 and 35,220.49 is: 48,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.41 : 87,654.77 = 35,220.49 : x
  2. Step 2: Convert to fraction form
    63,515.41/87,654.77 = 35,220.49/x
  3. Step 3: Cross multiply
    63,515.41x = 87,654.77 × 35,220.49
  4. Step 4: Simplify right side
    63,515.41x = 3,087,243,950.24
  5. Step 5: Solve for x
    x = 3,087,243,950.24/63,515.41
  6. Step 6: Final answer
    x = 48,606.22

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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.