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Finding the Fourth Proportional to 316,681.83, 475,053.87 and 92,044.14

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Solution

The fourth proportional to 316,681.83, 475,053.87 and 92,044.14 is: 138,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,681.83 : 475,053.87 = 92,044.14 : x
  2. Step 2: Convert to fraction form
    316,681.83/475,053.87 = 92,044.14/x
  3. Step 3: Cross multiply
    316,681.83x = 475,053.87 × 92,044.14
  4. Step 4: Simplify right side
    316,681.83x = 43,725,924,917.82
  5. Step 5: Solve for x
    x = 43,725,924,917.82/316,681.83
  6. Step 6: Final answer
    x = 138,075.26

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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.