Home / 124,403.13-186,586.32-61,206.32

Finding the Fourth Proportional to 124,403.13, 186,586.32 and 61,206.32

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Solution

The fourth proportional to 124,403.13, 186,586.32 and 61,206.32 is: 91,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,403.13 : 186,586.32 = 61,206.32 : x
  2. Step 2: Convert to fraction form
    124,403.13/186,586.32 = 61,206.32/x
  3. Step 3: Cross multiply
    124,403.13x = 186,586.32 × 61,206.32
  4. Step 4: Simplify right side
    124,403.13x = 11,420,262,009.54
  5. Step 5: Solve for x
    x = 11,420,262,009.54/124,403.13
  6. Step 6: Final answer
    x = 91,800.44

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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.