Home / 42,496.08-63,765.54-30,095.80

Finding the Fourth Proportional to 42,496.08, 63,765.54 and 30,095.80

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Solution

The fourth proportional to 42,496.08, 63,765.54 and 30,095.80 is: 45,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,496.08 : 63,765.54 = 30,095.80 : x
  2. Step 2: Convert to fraction form
    42,496.08/63,765.54 = 30,095.80/x
  3. Step 3: Cross multiply
    42,496.08x = 63,765.54 × 30,095.80
  4. Step 4: Simplify right side
    42,496.08x = 1,919,074,938.73
  5. Step 5: Solve for x
    x = 1,919,074,938.73/42,496.08
  6. Step 6: Final answer
    x = 45,158.87

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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.