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Finding the Fourth Proportional to 124,374.98, 186,568.82 and 35,641.51

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Solution

The fourth proportional to 124,374.98, 186,568.82 and 35,641.51 is: 53,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,374.98 : 186,568.82 = 35,641.51 : x
  2. Step 2: Convert to fraction form
    124,374.98/186,568.82 = 35,641.51/x
  3. Step 3: Cross multiply
    124,374.98x = 186,568.82 × 35,641.51
  4. Step 4: Simplify right side
    124,374.98x = 6,649,593,352.67
  5. Step 5: Solve for x
    x = 6,649,593,352.67/124,374.98
  6. Step 6: Final answer
    x = 53,464.08

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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.