Home / 51,152.10-76,678.94-26,203.90

Finding the Fourth Proportional to 51,152.10, 76,678.94 and 26,203.90

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Solution

The fourth proportional to 51,152.10, 76,678.94 and 26,203.90 is: 39,280.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152.10 : 76,678.94 = 26,203.90 : x
  2. Step 2: Convert to fraction form
    51,152.10/76,678.94 = 26,203.90/x
  3. Step 3: Cross multiply
    51,152.10x = 76,678.94 × 26,203.90
  4. Step 4: Simplify right side
    51,152.10x = 2,009,287,275.87
  5. Step 5: Solve for x
    x = 2,009,287,275.87/51,152.10
  6. Step 6: Final answer
    x = 39,280.64

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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.