Home / 256,972.04-385,536.93-114,936.82

Finding the Fourth Proportional to 256,972.04, 385,536.93 and 114,936.82

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Solution

The fourth proportional to 256,972.04, 385,536.93 and 114,936.82 is: 172,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,972.04 : 385,536.93 = 114,936.82 : x
  2. Step 2: Convert to fraction form
    256,972.04/385,536.93 = 114,936.82/x
  3. Step 3: Cross multiply
    256,972.04x = 385,536.93 × 114,936.82
  4. Step 4: Simplify right side
    256,972.04x = 44,312,386,224.39
  5. Step 5: Solve for x
    x = 44,312,386,224.39/256,972.04
  6. Step 6: Final answer
    x = 172,440.50

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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.