Home / 92,564.13-127,739.40-50,123.52

Finding the Fourth Proportional to 92,564.13, 127,739.40 and 50,123.52

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Solution

The fourth proportional to 92,564.13, 127,739.40 and 50,123.52 is: 69,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,564.13 : 127,739.40 = 50,123.52 : x
  2. Step 2: Convert to fraction form
    92,564.13/127,739.40 = 50,123.52/x
  3. Step 3: Cross multiply
    92,564.13x = 127,739.40 × 50,123.52
  4. Step 4: Simplify right side
    92,564.13x = 6,402,748,370.69
  5. Step 5: Solve for x
    x = 6,402,748,370.69/92,564.13
  6. Step 6: Final answer
    x = 69,170.95

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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.