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Finding the Fourth Proportional to 63,885.14, 95,848.89 and 28,341.60

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Solution

The fourth proportional to 63,885.14, 95,848.89 and 28,341.60 is: 42,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,885.14 : 95,848.89 = 28,341.60 : x
  2. Step 2: Convert to fraction form
    63,885.14/95,848.89 = 28,341.60/x
  3. Step 3: Cross multiply
    63,885.14x = 95,848.89 × 28,341.60
  4. Step 4: Simplify right side
    63,885.14x = 2,716,510,900.82
  5. Step 5: Solve for x
    x = 2,716,510,900.82/63,885.14
  6. Step 6: Final answer
    x = 42,521.80

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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.