Home / 109,097.23-163,657.23-30,211.46

Finding the Fourth Proportional to 109,097.23, 163,657.23 and 30,211.46

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Solution

The fourth proportional to 109,097.23, 163,657.23 and 30,211.46 is: 45,320.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,097.23 : 163,657.23 = 30,211.46 : x
  2. Step 2: Convert to fraction form
    109,097.23/163,657.23 = 30,211.46/x
  3. Step 3: Cross multiply
    109,097.23x = 163,657.23 × 30,211.46
  4. Step 4: Simplify right side
    109,097.23x = 4,944,323,334.61
  5. Step 5: Solve for x
    x = 4,944,323,334.61/109,097.23
  6. Step 6: Final answer
    x = 45,320.34

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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.