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Finding the Fourth Proportional to 63,788.88, 88,032.11 and 35,495.18

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Solution

The fourth proportional to 63,788.88, 88,032.11 and 35,495.18 is: 48,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,788.88 : 88,032.11 = 35,495.18 : x
  2. Step 2: Convert to fraction form
    63,788.88/88,032.11 = 35,495.18/x
  3. Step 3: Cross multiply
    63,788.88x = 88,032.11 × 35,495.18
  4. Step 4: Simplify right side
    63,788.88x = 3,124,714,972.59
  5. Step 5: Solve for x
    x = 3,124,714,972.59/63,788.88
  6. Step 6: Final answer
    x = 48,985.26

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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.