Home / 75,632.67-113,487.28-31,291.25

Finding the Fourth Proportional to 75,632.67, 113,487.28 and 31,291.25

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Solution

The fourth proportional to 75,632.67, 113,487.28 and 31,291.25 is: 46,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,632.67 : 113,487.28 = 31,291.25 : x
  2. Step 2: Convert to fraction form
    75,632.67/113,487.28 = 31,291.25/x
  3. Step 3: Cross multiply
    75,632.67x = 113,487.28 × 31,291.25
  4. Step 4: Simplify right side
    75,632.67x = 3,551,158,126.41
  5. Step 5: Solve for x
    x = 3,551,158,126.41/75,632.67
  6. Step 6: Final answer
    x = 46,952.70

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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.