Home / 136,869.40-204,038.94-134,712.48

Finding the Fourth Proportional to 136,869.40, 204,038.94 and 134,712.48

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Solution

The fourth proportional to 136,869.40, 204,038.94 and 134,712.48 is: 200,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,869.40 : 204,038.94 = 134,712.48 : x
  2. Step 2: Convert to fraction form
    136,869.40/204,038.94 = 134,712.48/x
  3. Step 3: Cross multiply
    136,869.40x = 204,038.94 × 134,712.48
  4. Step 4: Simplify right side
    136,869.40x = 27,486,591,623.97
  5. Step 5: Solve for x
    x = 27,486,591,623.97/136,869.40
  6. Step 6: Final answer
    x = 200,823.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.