Home / 187,840.15-281,852.69-87,983.08

Finding the Fourth Proportional to 187,840.15, 281,852.69 and 87,983.08

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Solution

The fourth proportional to 187,840.15, 281,852.69 and 87,983.08 is: 132,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,840.15 : 281,852.69 = 87,983.08 : x
  2. Step 2: Convert to fraction form
    187,840.15/281,852.69 = 87,983.08/x
  3. Step 3: Cross multiply
    187,840.15x = 281,852.69 × 87,983.08
  4. Step 4: Simplify right side
    187,840.15x = 24,798,267,772.49
  5. Step 5: Solve for x
    x = 24,798,267,772.49/187,840.15
  6. Step 6: Final answer
    x = 132,017.93

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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.