Home / 178,492.10-246,320.98-97,919.78

Finding the Fourth Proportional to 178,492.10, 246,320.98 and 97,919.78

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Solution

The fourth proportional to 178,492.10, 246,320.98 and 97,919.78 is: 135,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,492.10 : 246,320.98 = 97,919.78 : x
  2. Step 2: Convert to fraction form
    178,492.10/246,320.98 = 97,919.78/x
  3. Step 3: Cross multiply
    178,492.10x = 246,320.98 × 97,919.78
  4. Step 4: Simplify right side
    178,492.10x = 24,119,696,170.98
  5. Step 5: Solve for x
    x = 24,119,696,170.98/178,492.10
  6. Step 6: Final answer
    x = 135,130.33

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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.