Home / 124,256.28-186,339.06-45,347.16

Finding the Fourth Proportional to 124,256.28, 186,339.06 and 45,347.16

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Solution

The fourth proportional to 124,256.28, 186,339.06 and 45,347.16 is: 68,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,256.28 : 186,339.06 = 45,347.16 : x
  2. Step 2: Convert to fraction form
    124,256.28/186,339.06 = 45,347.16/x
  3. Step 3: Cross multiply
    124,256.28x = 186,339.06 × 45,347.16
  4. Step 4: Simplify right side
    124,256.28x = 8,449,947,168.07
  5. Step 5: Solve for x
    x = 8,449,947,168.07/124,256.28
  6. Step 6: Final answer
    x = 68,004.19

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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.