Home / 116,827.20-175,240.80-87,302.70

Finding the Fourth Proportional to 116,827.20, 175,240.80 and 87,302.70

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Solution

The fourth proportional to 116,827.20, 175,240.80 and 87,302.70 is: 130,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,827.20 : 175,240.80 = 87,302.70 : x
  2. Step 2: Convert to fraction form
    116,827.20/175,240.80 = 87,302.70/x
  3. Step 3: Cross multiply
    116,827.20x = 175,240.80 × 87,302.70
  4. Step 4: Simplify right side
    116,827.20x = 15,298,994,990.16
  5. Step 5: Solve for x
    x = 15,298,994,990.16/116,827.20
  6. Step 6: Final answer
    x = 130,954.05

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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.