Home / 109,925.80-164,694.30-93,207.40

Finding the Fourth Proportional to 109,925.80, 164,694.30 and 93,207.40

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Solution

The fourth proportional to 109,925.80, 164,694.30 and 93,207.40 is: 139,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,925.80 : 164,694.30 = 93,207.40 : x
  2. Step 2: Convert to fraction form
    109,925.80/164,694.30 = 93,207.40/x
  3. Step 3: Cross multiply
    109,925.80x = 164,694.30 × 93,207.40
  4. Step 4: Simplify right side
    109,925.80x = 15,350,727,497.82
  5. Step 5: Solve for x
    x = 15,350,727,497.82/109,925.80
  6. Step 6: Final answer
    x = 139,646.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.