Home / 88,666.13-122,342.51-52,859.48

Finding the Fourth Proportional to 88,666.13, 122,342.51 and 52,859.48

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Solution

The fourth proportional to 88,666.13, 122,342.51 and 52,859.48 is: 72,936.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.13 : 122,342.51 = 52,859.48 : x
  2. Step 2: Convert to fraction form
    88,666.13/122,342.51 = 52,859.48/x
  3. Step 3: Cross multiply
    88,666.13x = 122,342.51 × 52,859.48
  4. Step 4: Simplify right side
    88,666.13x = 6,466,960,584.48
  5. Step 5: Solve for x
    x = 6,466,960,584.48/88,666.13
  6. Step 6: Final answer
    x = 72,936.09

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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.