Home / 109,397.40-164,096.10-92,994.90

Finding the Fourth Proportional to 109,397.40, 164,096.10 and 92,994.90

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Solution

The fourth proportional to 109,397.40, 164,096.10 and 92,994.90 is: 139,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,397.40 : 164,096.10 = 92,994.90 : x
  2. Step 2: Convert to fraction form
    109,397.40/164,096.10 = 92,994.90/x
  3. Step 3: Cross multiply
    109,397.40x = 164,096.10 × 92,994.90
  4. Step 4: Simplify right side
    109,397.40x = 15,260,100,409.89
  5. Step 5: Solve for x
    x = 15,260,100,409.89/109,397.40
  6. Step 6: Final answer
    x = 139,492.35

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1.5x scale

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.