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Finding the Fourth Proportional to 167,054.76, 230,537.15 and 90,573.66

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Solution

The fourth proportional to 167,054.76, 230,537.15 and 90,573.66 is: 124,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,054.76 : 230,537.15 = 90,573.66 : x
  2. Step 2: Convert to fraction form
    167,054.76/230,537.15 = 90,573.66/x
  3. Step 3: Cross multiply
    167,054.76x = 230,537.15 × 90,573.66
  4. Step 4: Simplify right side
    167,054.76x = 20,880,592,988.60
  5. Step 5: Solve for x
    x = 20,880,592,988.60/167,054.76
  6. Step 6: Final answer
    x = 124,992.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.