Home / 84,394.28-116,475.62-48,583.40

Finding the Fourth Proportional to 84,394.28, 116,475.62 and 48,583.40

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Solution

The fourth proportional to 84,394.28, 116,475.62 and 48,583.40 is: 67,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,394.28 : 116,475.62 = 48,583.40 : x
  2. Step 2: Convert to fraction form
    84,394.28/116,475.62 = 48,583.40/x
  3. Step 3: Cross multiply
    84,394.28x = 116,475.62 × 48,583.40
  4. Step 4: Simplify right side
    84,394.28x = 5,658,781,636.71
  5. Step 5: Solve for x
    x = 5,658,781,636.71/84,394.28
  6. Step 6: Final answer
    x = 67,051.72

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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.