Home / 68,946.46-103,368.42-28,977.18

Finding the Fourth Proportional to 68,946.46, 103,368.42 and 28,977.18

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Solution

The fourth proportional to 68,946.46, 103,368.42 and 28,977.18 is: 43,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,946.46 : 103,368.42 = 28,977.18 : x
  2. Step 2: Convert to fraction form
    68,946.46/103,368.42 = 28,977.18/x
  3. Step 3: Cross multiply
    68,946.46x = 103,368.42 × 28,977.18
  4. Step 4: Simplify right side
    68,946.46x = 2,995,324,925.02
  5. Step 5: Solve for x
    x = 2,995,324,925.02/68,946.46
  6. Step 6: Final answer
    x = 43,444.22

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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.