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Finding the Fourth Proportional to 375,129.09, 562,691.21 and 94,646.61

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Solution

The fourth proportional to 375,129.09, 562,691.21 and 94,646.61 is: 141,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,129.09 : 562,691.21 = 94,646.61 : x
  2. Step 2: Convert to fraction form
    375,129.09/562,691.21 = 94,646.61/x
  3. Step 3: Cross multiply
    375,129.09x = 562,691.21 × 94,646.61
  4. Step 4: Simplify right side
    375,129.09x = 53,256,815,030.07
  5. Step 5: Solve for x
    x = 53,256,815,030.07/375,129.09
  6. Step 6: Final answer
    x = 141,969.30

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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.