Home / 115,444.20-173,159.82-31,203.12

Finding the Fourth Proportional to 115,444.20, 173,159.82 and 31,203.12

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Solution

The fourth proportional to 115,444.20, 173,159.82 and 31,203.12 is: 46,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,444.20 : 173,159.82 = 31,203.12 : x
  2. Step 2: Convert to fraction form
    115,444.20/173,159.82 = 31,203.12/x
  3. Step 3: Cross multiply
    115,444.20x = 173,159.82 × 31,203.12
  4. Step 4: Simplify right side
    115,444.20x = 5,403,126,642.64
  5. Step 5: Solve for x
    x = 5,403,126,642.64/115,444.20
  6. Step 6: Final answer
    x = 46,802.93

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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.