Home / 145,446.27-200,683.15-84,182.95

Finding the Fourth Proportional to 145,446.27, 200,683.15 and 84,182.95

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Solution

The fourth proportional to 145,446.27, 200,683.15 and 84,182.95 is: 116,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,446.27 : 200,683.15 = 84,182.95 : x
  2. Step 2: Convert to fraction form
    145,446.27/200,683.15 = 84,182.95/x
  3. Step 3: Cross multiply
    145,446.27x = 200,683.15 × 84,182.95
  4. Step 4: Simplify right side
    145,446.27x = 16,894,099,582.29
  5. Step 5: Solve for x
    x = 16,894,099,582.29/145,446.27
  6. Step 6: Final answer
    x = 116,153.54

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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.