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Finding the Fourth Proportional to 184,864.99, 255,113.68 and 99,982.06

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Solution

The fourth proportional to 184,864.99, 255,113.68 and 99,982.06 is: 137,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,864.99 : 255,113.68 = 99,982.06 : x
  2. Step 2: Convert to fraction form
    184,864.99/255,113.68 = 99,982.06/x
  3. Step 3: Cross multiply
    184,864.99x = 255,113.68 × 99,982.06
  4. Step 4: Simplify right side
    184,864.99x = 25,506,791,260.58
  5. Step 5: Solve for x
    x = 25,506,791,260.58/184,864.99
  6. Step 6: Final answer
    x = 137,975.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.