Home / 74,972.25-112,538.43-32,298.84

Finding the Fourth Proportional to 74,972.25, 112,538.43 and 32,298.84

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Solution

The fourth proportional to 74,972.25, 112,538.43 and 32,298.84 is: 48,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,972.25 : 112,538.43 = 32,298.84 : x
  2. Step 2: Convert to fraction form
    74,972.25/112,538.43 = 32,298.84/x
  3. Step 3: Cross multiply
    74,972.25x = 112,538.43 × 32,298.84
  4. Step 4: Simplify right side
    74,972.25x = 3,634,860,744.42
  5. Step 5: Solve for x
    x = 3,634,860,744.42/74,972.25
  6. Step 6: Final answer
    x = 48,482.75

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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.