Home / 109,971.80-164,957.70-94,225.40

Finding the Fourth Proportional to 109,971.80, 164,957.70 and 94,225.40

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Solution

The fourth proportional to 109,971.80, 164,957.70 and 94,225.40 is: 141,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,971.80 : 164,957.70 = 94,225.40 : x
  2. Step 2: Convert to fraction form
    109,971.80/164,957.70 = 94,225.40/x
  3. Step 3: Cross multiply
    109,971.80x = 164,957.70 × 94,225.40
  4. Step 4: Simplify right side
    109,971.80x = 15,543,205,265.58
  5. Step 5: Solve for x
    x = 15,543,205,265.58/109,971.80
  6. Step 6: Final answer
    x = 141,338.10

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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.