Home / 130,026.24-195,017.28-36,510

Finding the Fourth Proportional to 130,026.24, 195,017.28 and 36,510

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Solution

The fourth proportional to 130,026.24, 195,017.28 and 36,510 is: 54,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,026.24 : 195,017.28 = 36,510 : x
  2. Step 2: Convert to fraction form
    130,026.24/195,017.28 = 36,510/x
  3. Step 3: Cross multiply
    130,026.24x = 195,017.28 × 36,510
  4. Step 4: Simplify right side
    130,026.24x = 7,120,080,892.80
  5. Step 5: Solve for x
    x = 7,120,080,892.80/130,026.24
  6. Step 6: Final answer
    x = 54,758.80

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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.