Home / 87,852.71-121,228.93-52,036.94

Finding the Fourth Proportional to 87,852.71, 121,228.93 and 52,036.94

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Solution

The fourth proportional to 87,852.71, 121,228.93 and 52,036.94 is: 71,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,852.71 : 121,228.93 = 52,036.94 : x
  2. Step 2: Convert to fraction form
    87,852.71/121,228.93 = 52,036.94/x
  3. Step 3: Cross multiply
    87,852.71x = 121,228.93 × 52,036.94
  4. Step 4: Simplify right side
    87,852.71x = 6,308,382,556.67
  5. Step 5: Solve for x
    x = 6,308,382,556.67/87,852.71
  6. Step 6: Final answer
    x = 71,806.35

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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.