Home / 64,909.14-97,107.60-49,159.70

Finding the Fourth Proportional to 64,909.14, 97,107.60 and 49,159.70

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Solution

The fourth proportional to 64,909.14, 97,107.60 and 49,159.70 is: 73,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,909.14 : 97,107.60 = 49,159.70 : x
  2. Step 2: Convert to fraction form
    64,909.14/97,107.60 = 49,159.70/x
  3. Step 3: Cross multiply
    64,909.14x = 97,107.60 × 49,159.70
  4. Step 4: Simplify right side
    64,909.14x = 4,773,780,483.72
  5. Step 5: Solve for x
    x = 4,773,780,483.72/64,909.14
  6. Step 6: Final answer
    x = 73,545.58

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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.