Home / 75,567.16-113,334.54-31,182.40

Finding the Fourth Proportional to 75,567.16, 113,334.54 and 31,182.40

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Solution

The fourth proportional to 75,567.16, 113,334.54 and 31,182.40 is: 46,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,567.16 : 113,334.54 = 31,182.40 : x
  2. Step 2: Convert to fraction form
    75,567.16/113,334.54 = 31,182.40/x
  3. Step 3: Cross multiply
    75,567.16x = 113,334.54 × 31,182.40
  4. Step 4: Simplify right side
    75,567.16x = 3,534,042,960.10
  5. Step 5: Solve for x
    x = 3,534,042,960.10/75,567.16
  6. Step 6: Final answer
    x = 46,766.92

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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.