Home / 51,405.60-76,895.15-48,256.32

Finding the Fourth Proportional to 51,405.60, 76,895.15 and 48,256.32

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Solution

The fourth proportional to 51,405.60, 76,895.15 and 48,256.32 is: 72,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,405.60 : 76,895.15 = 48,256.32 : x
  2. Step 2: Convert to fraction form
    51,405.60/76,895.15 = 48,256.32/x
  3. Step 3: Cross multiply
    51,405.60x = 76,895.15 × 48,256.32
  4. Step 4: Simplify right side
    51,405.60x = 3,710,676,723.57
  5. Step 5: Solve for x
    x = 3,710,676,723.57/51,405.60
  6. Step 6: Final answer
    x = 72,184.29

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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.