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Finding the Fourth Proportional to 103,624.46, 142,894.77 and 97,595.90

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Solution

The fourth proportional to 103,624.46, 142,894.77 and 97,595.90 is: 134,581.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624.46 : 142,894.77 = 97,595.90 : x
  2. Step 2: Convert to fraction form
    103,624.46/142,894.77 = 97,595.90/x
  3. Step 3: Cross multiply
    103,624.46x = 142,894.77 × 97,595.90
  4. Step 4: Simplify right side
    103,624.46x = 13,945,943,683.44
  5. Step 5: Solve for x
    x = 13,945,943,683.44/103,624.46
  6. Step 6: Final answer
    x = 134,581.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.