Home / 86,756.36-130,134.49-24,426.86

Finding the Fourth Proportional to 86,756.36, 130,134.49 and 24,426.86

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Solution

The fourth proportional to 86,756.36, 130,134.49 and 24,426.86 is: 36,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,756.36 : 130,134.49 = 24,426.86 : x
  2. Step 2: Convert to fraction form
    86,756.36/130,134.49 = 24,426.86/x
  3. Step 3: Cross multiply
    86,756.36x = 130,134.49 × 24,426.86
  4. Step 4: Simplify right side
    86,756.36x = 3,178,776,256.66
  5. Step 5: Solve for x
    x = 3,178,776,256.66/86,756.36
  6. Step 6: Final answer
    x = 36,640.27

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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.