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Finding the Fourth Proportional to 184,553.65, 254,683.95 and 99,670.72

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Solution

The fourth proportional to 184,553.65, 254,683.95 and 99,670.72 is: 137,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,553.65 : 254,683.95 = 99,670.72 : x
  2. Step 2: Convert to fraction form
    184,553.65/254,683.95 = 99,670.72/x
  3. Step 3: Cross multiply
    184,553.65x = 254,683.95 × 99,670.72
  4. Step 4: Simplify right side
    184,553.65x = 25,384,532,668.94
  5. Step 5: Solve for x
    x = 25,384,532,668.94/184,553.65
  6. Step 6: Final answer
    x = 137,545.55

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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.