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Finding the Fourth Proportional to 58,969.28, 81,377.84 and 35,095.84

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Solution

The fourth proportional to 58,969.28, 81,377.84 and 35,095.84 is: 48,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,969.28 : 81,377.84 = 35,095.84 : x
  2. Step 2: Convert to fraction form
    58,969.28/81,377.84 = 35,095.84/x
  3. Step 3: Cross multiply
    58,969.28x = 81,377.84 × 35,095.84
  4. Step 4: Simplify right side
    58,969.28x = 2,856,023,652.19
  5. Step 5: Solve for x
    x = 2,856,023,652.19/58,969.28
  6. Step 6: Final answer
    x = 48,432.40

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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.