Home / 89,890.14-134,793.48-52,460.98

Finding the Fourth Proportional to 89,890.14, 134,793.48 and 52,460.98

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Solution

The fourth proportional to 89,890.14, 134,793.48 and 52,460.98 is: 78,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,890.14 : 134,793.48 = 52,460.98 : x
  2. Step 2: Convert to fraction form
    89,890.14/134,793.48 = 52,460.98/x
  3. Step 3: Cross multiply
    89,890.14x = 134,793.48 × 52,460.98
  4. Step 4: Simplify right side
    89,890.14x = 7,071,398,058.41
  5. Step 5: Solve for x
    x = 7,071,398,058.41/89,890.14
  6. Step 6: Final answer
    x = 78,667.12

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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.