Home / 125,274.28-187,714.33-96,880.74

Finding the Fourth Proportional to 125,274.28, 187,714.33 and 96,880.74

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Solution

The fourth proportional to 125,274.28, 187,714.33 and 96,880.74 is: 145,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,274.28 : 187,714.33 = 96,880.74 : x
  2. Step 2: Convert to fraction form
    125,274.28/187,714.33 = 96,880.74/x
  3. Step 3: Cross multiply
    125,274.28x = 187,714.33 × 96,880.74
  4. Step 4: Simplify right side
    125,274.28x = 18,185,903,199.00
  5. Step 5: Solve for x
    x = 18,185,903,199.00/125,274.28
  6. Step 6: Final answer
    x = 145,168.69

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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.