Home / 124,448.10-186,672.15-45,564.90

Finding the Fourth Proportional to 124,448.10, 186,672.15 and 45,564.90

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Solution

The fourth proportional to 124,448.10, 186,672.15 and 45,564.90 is: 68,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,448.10 : 186,672.15 = 45,564.90 : x
  2. Step 2: Convert to fraction form
    124,448.10/186,672.15 = 45,564.90/x
  3. Step 3: Cross multiply
    124,448.10x = 186,672.15 × 45,564.90
  4. Step 4: Simplify right side
    124,448.10x = 8,505,697,847.54
  5. Step 5: Solve for x
    x = 8,505,697,847.54/124,448.10
  6. Step 6: Final answer
    x = 68,347.35

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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.