Home / 75,787.60-113,681.64-23,196.88

Finding the Fourth Proportional to 75,787.60, 113,681.64 and 23,196.88

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Solution

The fourth proportional to 75,787.60, 113,681.64 and 23,196.88 is: 34,795.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,787.60 : 113,681.64 = 23,196.88 : x
  2. Step 2: Convert to fraction form
    75,787.60/113,681.64 = 23,196.88/x
  3. Step 3: Cross multiply
    75,787.60x = 113,681.64 × 23,196.88
  4. Step 4: Simplify right side
    75,787.60x = 2,637,059,361.28
  5. Step 5: Solve for x
    x = 2,637,059,361.28/75,787.60
  6. Step 6: Final answer
    x = 34,795.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.