Home / 92,400.36-127,545.26-54,674.52

Finding the Fourth Proportional to 92,400.36, 127,545.26 and 54,674.52

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Solution

The fourth proportional to 92,400.36, 127,545.26 and 54,674.52 is: 75,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,400.36 : 127,545.26 = 54,674.52 : x
  2. Step 2: Convert to fraction form
    92,400.36/127,545.26 = 54,674.52/x
  3. Step 3: Cross multiply
    92,400.36x = 127,545.26 × 54,674.52
  4. Step 4: Simplify right side
    92,400.36x = 6,973,475,868.78
  5. Step 5: Solve for x
    x = 6,973,475,868.78/92,400.36
  6. Step 6: Final answer
    x = 75,470.22

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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.