Home / 55,898.10-83,847.15-39,276.90

Finding the Fourth Proportional to 55,898.10, 83,847.15 and 39,276.90

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Solution

The fourth proportional to 55,898.10, 83,847.15 and 39,276.90 is: 58,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,898.10 : 83,847.15 = 39,276.90 : x
  2. Step 2: Convert to fraction form
    55,898.10/83,847.15 = 39,276.90/x
  3. Step 3: Cross multiply
    55,898.10x = 83,847.15 × 39,276.90
  4. Step 4: Simplify right side
    55,898.10x = 3,293,256,125.84
  5. Step 5: Solve for x
    x = 3,293,256,125.84/55,898.10
  6. Step 6: Final answer
    x = 58,915.35

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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.