Home / 93,417.30-140,181.33-87,506.60

Finding the Fourth Proportional to 93,417.30, 140,181.33 and 87,506.60

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Solution

The fourth proportional to 93,417.30, 140,181.33 and 87,506.60 is: 131,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,417.30 : 140,181.33 = 87,506.60 : x
  2. Step 2: Convert to fraction form
    93,417.30/140,181.33 = 87,506.60/x
  3. Step 3: Cross multiply
    93,417.30x = 140,181.33 × 87,506.60
  4. Step 4: Simplify right side
    93,417.30x = 12,266,791,199.02
  5. Step 5: Solve for x
    x = 12,266,791,199.02/93,417.30
  6. Step 6: Final answer
    x = 131,311.77

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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.