Home / 90,656.13-135,971.63-24,101.67

Finding the Fourth Proportional to 90,656.13, 135,971.63 and 24,101.67

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Solution

The fourth proportional to 90,656.13, 135,971.63 and 24,101.67 is: 36,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,656.13 : 135,971.63 = 24,101.67 : x
  2. Step 2: Convert to fraction form
    90,656.13/135,971.63 = 24,101.67/x
  3. Step 3: Cross multiply
    90,656.13x = 135,971.63 × 24,101.67
  4. Step 4: Simplify right side
    90,656.13x = 3,277,142,815.60
  5. Step 5: Solve for x
    x = 3,277,142,815.60/90,656.13
  6. Step 6: Final answer
    x = 36,149.16

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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.