Home / 92,518.23-127,735.47-56,727.98

Finding the Fourth Proportional to 92,518.23, 127,735.47 and 56,727.98

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Solution

The fourth proportional to 92,518.23, 127,735.47 and 56,727.98 is: 78,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,518.23 : 127,735.47 = 56,727.98 : x
  2. Step 2: Convert to fraction form
    92,518.23/127,735.47 = 56,727.98/x
  3. Step 3: Cross multiply
    92,518.23x = 127,735.47 × 56,727.98
  4. Step 4: Simplify right side
    92,518.23x = 7,246,174,548.77
  5. Step 5: Solve for x
    x = 7,246,174,548.77/92,518.23
  6. Step 6: Final answer
    x = 78,321.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.