Home / 92,290.42-138,430.96-36,140.82

Finding the Fourth Proportional to 92,290.42, 138,430.96 and 36,140.82

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Solution

The fourth proportional to 92,290.42, 138,430.96 and 36,140.82 is: 54,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,290.42 : 138,430.96 = 36,140.82 : x
  2. Step 2: Convert to fraction form
    92,290.42/138,430.96 = 36,140.82/x
  3. Step 3: Cross multiply
    92,290.42x = 138,430.96 × 36,140.82
  4. Step 4: Simplify right side
    92,290.42x = 5,003,007,798.32
  5. Step 5: Solve for x
    x = 5,003,007,798.32/92,290.42
  6. Step 6: Final answer
    x = 54,209.39

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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.