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Finding the Fourth Proportional to 375,136.38, 562,705.38 and 94,653.63

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Solution

The fourth proportional to 375,136.38, 562,705.38 and 94,653.63 is: 141,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,136.38 : 562,705.38 = 94,653.63 : x
  2. Step 2: Convert to fraction form
    375,136.38/562,705.38 = 94,653.63/x
  3. Step 3: Cross multiply
    375,136.38x = 562,705.38 × 94,653.63
  4. Step 4: Simplify right side
    375,136.38x = 53,262,106,837.53
  5. Step 5: Solve for x
    x = 53,262,106,837.53/375,136.38
  6. Step 6: Final answer
    x = 141,980.65

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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.