Home / 171,112.74-256,698.30-52,762.02

Finding the Fourth Proportional to 171,112.74, 256,698.30 and 52,762.02

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Solution

The fourth proportional to 171,112.74, 256,698.30 and 52,762.02 is: 79,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,112.74 : 256,698.30 = 52,762.02 : x
  2. Step 2: Convert to fraction form
    171,112.74/256,698.30 = 52,762.02/x
  3. Step 3: Cross multiply
    171,112.74x = 256,698.30 × 52,762.02
  4. Step 4: Simplify right side
    171,112.74x = 13,543,920,838.57
  5. Step 5: Solve for x
    x = 13,543,920,838.57/171,112.74
  6. Step 6: Final answer
    x = 79,152.03

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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.