Home / 75,962.32-104,824.20-42,421.84

Finding the Fourth Proportional to 75,962.32, 104,824.20 and 42,421.84

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Solution

The fourth proportional to 75,962.32, 104,824.20 and 42,421.84 is: 58,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,962.32 : 104,824.20 = 42,421.84 : x
  2. Step 2: Convert to fraction form
    75,962.32/104,824.20 = 42,421.84/x
  3. Step 3: Cross multiply
    75,962.32x = 104,824.20 × 42,421.84
  4. Step 4: Simplify right side
    75,962.32x = 4,446,835,440.53
  5. Step 5: Solve for x
    x = 4,446,835,440.53/75,962.32
  6. Step 6: Final answer
    x = 58,540.02

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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.