Home / 88,977.60-133,423.20-49,492.80

Finding the Fourth Proportional to 88,977.60, 133,423.20 and 49,492.80

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Solution

The fourth proportional to 88,977.60, 133,423.20 and 49,492.80 is: 74,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,977.60 : 133,423.20 = 49,492.80 : x
  2. Step 2: Convert to fraction form
    88,977.60/133,423.20 = 49,492.80/x
  3. Step 3: Cross multiply
    88,977.60x = 133,423.20 × 49,492.80
  4. Step 4: Simplify right side
    88,977.60x = 6,603,487,752.96
  5. Step 5: Solve for x
    x = 6,603,487,752.96/88,977.60
  6. Step 6: Final answer
    x = 74,215.17

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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.