Home / 187,157.39-280,705.93-52,224.95

Finding the Fourth Proportional to 187,157.39, 280,705.93 and 52,224.95

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Solution

The fourth proportional to 187,157.39, 280,705.93 and 52,224.95 is: 78,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,157.39 : 280,705.93 = 52,224.95 : x
  2. Step 2: Convert to fraction form
    187,157.39/280,705.93 = 52,224.95/x
  3. Step 3: Cross multiply
    187,157.39x = 280,705.93 × 52,224.95
  4. Step 4: Simplify right side
    187,157.39x = 14,659,853,158.95
  5. Step 5: Solve for x
    x = 14,659,853,158.95/187,157.39
  6. Step 6: Final answer
    x = 78,329.01

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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.