Home / 124,486.22-186,729.02-53,362.74

Finding the Fourth Proportional to 124,486.22, 186,729.02 and 53,362.74

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Solution

The fourth proportional to 124,486.22, 186,729.02 and 53,362.74 is: 80,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,486.22 : 186,729.02 = 53,362.74 : x
  2. Step 2: Convert to fraction form
    124,486.22/186,729.02 = 53,362.74/x
  3. Step 3: Cross multiply
    124,486.22x = 186,729.02 × 53,362.74
  4. Step 4: Simplify right side
    124,486.22x = 9,964,372,144.71
  5. Step 5: Solve for x
    x = 9,964,372,144.71/124,486.22
  6. Step 6: Final answer
    x = 80,043.98

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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.