Home / 113,729.01-170,543.97-60,409.32

Finding the Fourth Proportional to 113,729.01, 170,543.97 and 60,409.32

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Solution

The fourth proportional to 113,729.01, 170,543.97 and 60,409.32 is: 90,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,729.01 : 170,543.97 = 60,409.32 : x
  2. Step 2: Convert to fraction form
    113,729.01/170,543.97 = 60,409.32/x
  3. Step 3: Cross multiply
    113,729.01x = 170,543.97 × 60,409.32
  4. Step 4: Simplify right side
    113,729.01x = 10,302,445,257.80
  5. Step 5: Solve for x
    x = 10,302,445,257.80/113,729.01
  6. Step 6: Final answer
    x = 90,587.66

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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.