Home / 51,807.13-77,710.70-34,272.86

Finding the Fourth Proportional to 51,807.13, 77,710.70 and 34,272.86

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Solution

The fourth proportional to 51,807.13, 77,710.70 and 34,272.86 is: 51,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,807.13 : 77,710.70 = 34,272.86 : x
  2. Step 2: Convert to fraction form
    51,807.13/77,710.70 = 34,272.86/x
  3. Step 3: Cross multiply
    51,807.13x = 77,710.70 × 34,272.86
  4. Step 4: Simplify right side
    51,807.13x = 2,663,367,941.60
  5. Step 5: Solve for x
    x = 2,663,367,941.60/51,807.13
  6. Step 6: Final answer
    x = 51,409.29

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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.