Home / 75,549.66-113,273.37-42,292.68

Finding the Fourth Proportional to 75,549.66, 113,273.37 and 42,292.68

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Solution

The fourth proportional to 75,549.66, 113,273.37 and 42,292.68 is: 63,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549.66 : 113,273.37 = 42,292.68 : x
  2. Step 2: Convert to fraction form
    75,549.66/113,273.37 = 42,292.68/x
  3. Step 3: Cross multiply
    75,549.66x = 113,273.37 × 42,292.68
  4. Step 4: Simplify right side
    75,549.66x = 4,790,634,389.93
  5. Step 5: Solve for x
    x = 4,790,634,389.93/75,549.66
  6. Step 6: Final answer
    x = 63,410.40

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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.