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Finding the Fourth Proportional to 124,398.59, 186,598.09 and 37,845.22

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Solution

The fourth proportional to 124,398.59, 186,598.09 and 37,845.22 is: 56,767.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,398.59 : 186,598.09 = 37,845.22 : x
  2. Step 2: Convert to fraction form
    124,398.59/186,598.09 = 37,845.22/x
  3. Step 3: Cross multiply
    124,398.59x = 186,598.09 × 37,845.22
  4. Step 4: Simplify right side
    124,398.59x = 7,061,845,767.63
  5. Step 5: Solve for x
    x = 7,061,845,767.63/124,398.59
  6. Step 6: Final answer
    x = 56,767.89

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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.