Home / 187,259.22-280,846.98-54,109.80

Finding the Fourth Proportional to 187,259.22, 280,846.98 and 54,109.80

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Solution

The fourth proportional to 187,259.22, 280,846.98 and 54,109.80 is: 81,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,259.22 : 280,846.98 = 54,109.80 : x
  2. Step 2: Convert to fraction form
    187,259.22/280,846.98 = 54,109.80/x
  3. Step 3: Cross multiply
    187,259.22x = 280,846.98 × 54,109.80
  4. Step 4: Simplify right side
    187,259.22x = 15,196,573,918.40
  5. Step 5: Solve for x
    x = 15,196,573,918.40/187,259.22
  6. Step 6: Final answer
    x = 81,152.61

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1.5x scale

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.