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Finding the Fourth Proportional to 48,208.48, 66,531.53 and 35,519.63

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Solution

The fourth proportional to 48,208.48, 66,531.53 and 35,519.63 is: 49,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,208.48 : 66,531.53 = 35,519.63 : x
  2. Step 2: Convert to fraction form
    48,208.48/66,531.53 = 35,519.63/x
  3. Step 3: Cross multiply
    48,208.48x = 66,531.53 × 35,519.63
  4. Step 4: Simplify right side
    48,208.48x = 2,363,175,151.34
  5. Step 5: Solve for x
    x = 2,363,175,151.34/48,208.48
  6. Step 6: Final answer
    x = 49,019.91

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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.