Home / 113,741.61-170,632.47-38,844.20

Finding the Fourth Proportional to 113,741.61, 170,632.47 and 38,844.20

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Solution

The fourth proportional to 113,741.61, 170,632.47 and 38,844.20 is: 58,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,741.61 : 170,632.47 = 38,844.20 : x
  2. Step 2: Convert to fraction form
    113,741.61/170,632.47 = 38,844.20/x
  3. Step 3: Cross multiply
    113,741.61x = 170,632.47 × 38,844.20
  4. Step 4: Simplify right side
    113,741.61x = 6,628,082,217.76
  5. Step 5: Solve for x
    x = 6,628,082,217.76/113,741.61
  6. Step 6: Final answer
    x = 58,273.15

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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.