Home / 115,632.16-173,432.75-31,398.03

Finding the Fourth Proportional to 115,632.16, 173,432.75 and 31,398.03

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Solution

The fourth proportional to 115,632.16, 173,432.75 and 31,398.03 is: 47,092.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,632.16 : 173,432.75 = 31,398.03 : x
  2. Step 2: Convert to fraction form
    115,632.16/173,432.75 = 31,398.03/x
  3. Step 3: Cross multiply
    115,632.16x = 173,432.75 × 31,398.03
  4. Step 4: Simplify right side
    115,632.16x = 5,445,446,530.49
  5. Step 5: Solve for x
    x = 5,445,446,530.49/115,632.16
  6. Step 6: Final answer
    x = 47,092.84

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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.