Home / 88,788.30-133,036.65-73,916.70

Finding the Fourth Proportional to 88,788.30, 133,036.65 and 73,916.70

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Solution

The fourth proportional to 88,788.30, 133,036.65 and 73,916.70 is: 110,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,788.30 : 133,036.65 = 73,916.70 : x
  2. Step 2: Convert to fraction form
    88,788.30/133,036.65 = 73,916.70/x
  3. Step 3: Cross multiply
    88,788.30x = 133,036.65 × 73,916.70
  4. Step 4: Simplify right side
    88,788.30x = 9,833,630,147.06
  5. Step 5: Solve for x
    x = 9,833,630,147.06/88,788.30
  6. Step 6: Final answer
    x = 110,753.67

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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.