Home / 187,404.22-281,088.91-52,480.50

Finding the Fourth Proportional to 187,404.22, 281,088.91 and 52,480.50

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Solution

The fourth proportional to 187,404.22, 281,088.91 and 52,480.50 is: 78,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,404.22 : 281,088.91 = 52,480.50 : x
  2. Step 2: Convert to fraction form
    187,404.22/281,088.91 = 52,480.50/x
  3. Step 3: Cross multiply
    187,404.22x = 281,088.91 × 52,480.50
  4. Step 4: Simplify right side
    187,404.22x = 14,751,686,541.26
  5. Step 5: Solve for x
    x = 14,751,686,541.26/187,404.22
  6. Step 6: Final answer
    x = 78,715.87

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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.