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Finding the Fourth Proportional to 310,893.48, 466,339.82 and 124,036.20

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Solution

The fourth proportional to 310,893.48, 466,339.82 and 124,036.20 is: 186,054.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,893.48 : 466,339.82 = 124,036.20 : x
  2. Step 2: Convert to fraction form
    310,893.48/466,339.82 = 124,036.20/x
  3. Step 3: Cross multiply
    310,893.48x = 466,339.82 × 124,036.20
  4. Step 4: Simplify right side
    310,893.48x = 57,843,018,561.30
  5. Step 5: Solve for x
    x = 57,843,018,561.30/310,893.48
  6. Step 6: Final answer
    x = 186,054.14

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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.