Home / 96,931.26-145,395.12-52,838.64

Finding the Fourth Proportional to 96,931.26, 145,395.12 and 52,838.64

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Solution

The fourth proportional to 96,931.26, 145,395.12 and 52,838.64 is: 79,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,931.26 : 145,395.12 = 52,838.64 : x
  2. Step 2: Convert to fraction form
    96,931.26/145,395.12 = 52,838.64/x
  3. Step 3: Cross multiply
    96,931.26x = 145,395.12 × 52,838.64
  4. Step 4: Simplify right side
    96,931.26x = 7,682,480,403.44
  5. Step 5: Solve for x
    x = 7,682,480,403.44/96,931.26
  6. Step 6: Final answer
    x = 79,257.00

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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.