Home / 92,888.64-139,327.49-30,559.14

Finding the Fourth Proportional to 92,888.64, 139,327.49 and 30,559.14

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Solution

The fourth proportional to 92,888.64, 139,327.49 and 30,559.14 is: 45,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.64 : 139,327.49 = 30,559.14 : x
  2. Step 2: Convert to fraction form
    92,888.64/139,327.49 = 30,559.14/x
  3. Step 3: Cross multiply
    92,888.64x = 139,327.49 × 30,559.14
  4. Step 4: Simplify right side
    92,888.64x = 4,257,728,349.16
  5. Step 5: Solve for x
    x = 4,257,728,349.16/92,888.64
  6. Step 6: Final answer
    x = 45,836.91

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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.