Home / 88,328.06-121,852.51-52,497.71

Finding the Fourth Proportional to 88,328.06, 121,852.51 and 52,497.71

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Solution

The fourth proportional to 88,328.06, 121,852.51 and 52,497.71 is: 72,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,328.06 : 121,852.51 = 52,497.71 : x
  2. Step 2: Convert to fraction form
    88,328.06/121,852.51 = 52,497.71/x
  3. Step 3: Cross multiply
    88,328.06x = 121,852.51 × 52,497.71
  4. Step 4: Simplify right side
    88,328.06x = 6,396,977,732.75
  5. Step 5: Solve for x
    x = 6,396,977,732.75/88,328.06
  6. Step 6: Final answer
    x = 72,422.94

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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.