Home / 93,312,107.70-139,968,161.55-89,910,885.30

Finding the Fourth Proportional to 93,312,107.70, 139,968,161.55 and 89,910,885.30

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Solution

The fourth proportional to 93,312,107.70, 139,968,161.55 and 89,910,885.30 is: 134,866,327.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,107.70 : 139,968,161.55 = 89,910,885.30 : x
  2. Step 2: Convert to fraction form
    93,312,107.70/139,968,161.55 = 89,910,885.30/x
  3. Step 3: Cross multiply
    93,312,107.70x = 139,968,161.55 × 89,910,885.30
  4. Step 4: Simplify right side
    93,312,107.70x = 12,584,661,318,773,920
  5. Step 5: Solve for x
    x = 12,584,661,318,773,920/93,312,107.70
  6. Step 6: Final answer
    x = 134,866,327.95

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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.