Home / 78,237.32-117,351.12-24,927.98

Finding the Fourth Proportional to 78,237.32, 117,351.12 and 24,927.98

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Solution

The fourth proportional to 78,237.32, 117,351.12 and 24,927.98 is: 37,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,237.32 : 117,351.12 = 24,927.98 : x
  2. Step 2: Convert to fraction form
    78,237.32/117,351.12 = 24,927.98/x
  3. Step 3: Cross multiply
    78,237.32x = 117,351.12 × 24,927.98
  4. Step 4: Simplify right side
    78,237.32x = 2,925,326,665.72
  5. Step 5: Solve for x
    x = 2,925,326,665.72/78,237.32
  6. Step 6: Final answer
    x = 37,390.42

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1.5x scale

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.