Home / 77,030.27-115,466.13-37,538.52

Finding the Fourth Proportional to 77,030.27, 115,466.13 and 37,538.52

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Solution

The fourth proportional to 77,030.27, 115,466.13 and 37,538.52 is: 56,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,030.27 : 115,466.13 = 37,538.52 : x
  2. Step 2: Convert to fraction form
    77,030.27/115,466.13 = 37,538.52/x
  3. Step 3: Cross multiply
    77,030.27x = 115,466.13 × 37,538.52
  4. Step 4: Simplify right side
    77,030.27x = 4,334,427,630.33
  5. Step 5: Solve for x
    x = 4,334,427,630.33/77,030.27
  6. Step 6: Final answer
    x = 56,269.15

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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.