Home / 89,830.77-134,753.01-52,394.58

Finding the Fourth Proportional to 89,830.77, 134,753.01 and 52,394.58

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Solution

The fourth proportional to 89,830.77, 134,753.01 and 52,394.58 is: 78,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,830.77 : 134,753.01 = 52,394.58 : x
  2. Step 2: Convert to fraction form
    89,830.77/134,753.01 = 52,394.58/x
  3. Step 3: Cross multiply
    89,830.77x = 134,753.01 × 52,394.58
  4. Step 4: Simplify right side
    89,830.77x = 7,060,327,362.69
  5. Step 5: Solve for x
    x = 7,060,327,362.69/89,830.77
  6. Step 6: Final answer
    x = 78,595.87

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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.