Home / 51,225.16-76,836.98-31,240.52

Finding the Fourth Proportional to 51,225.16, 76,836.98 and 31,240.52

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Solution

The fourth proportional to 51,225.16, 76,836.98 and 31,240.52 is: 46,860.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,225.16 : 76,836.98 = 31,240.52 : x
  2. Step 2: Convert to fraction form
    51,225.16/76,836.98 = 31,240.52/x
  3. Step 3: Cross multiply
    51,225.16x = 76,836.98 × 31,240.52
  4. Step 4: Simplify right side
    51,225.16x = 2,400,427,210.43
  5. Step 5: Solve for x
    x = 2,400,427,210.43/51,225.16
  6. Step 6: Final answer
    x = 46,860.32

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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.