Home / 124,253.28-186,334.56-45,344.16

Finding the Fourth Proportional to 124,253.28, 186,334.56 and 45,344.16

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Solution

The fourth proportional to 124,253.28, 186,334.56 and 45,344.16 is: 67,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,253.28 : 186,334.56 = 45,344.16 : x
  2. Step 2: Convert to fraction form
    124,253.28/186,334.56 = 45,344.16/x
  3. Step 3: Cross multiply
    124,253.28x = 186,334.56 × 45,344.16
  4. Step 4: Simplify right side
    124,253.28x = 8,449,184,102.17
  5. Step 5: Solve for x
    x = 8,449,184,102.17/124,253.28
  6. Step 6: Final answer
    x = 67,999.69

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1.5x scale

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.