Home / 43,269.30-64,903.95-40,644.90

Finding the Fourth Proportional to 43,269.30, 64,903.95 and 40,644.90

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Solution

The fourth proportional to 43,269.30, 64,903.95 and 40,644.90 is: 60,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,269.30 : 64,903.95 = 40,644.90 : x
  2. Step 2: Convert to fraction form
    43,269.30/64,903.95 = 40,644.90/x
  3. Step 3: Cross multiply
    43,269.30x = 64,903.95 × 40,644.90
  4. Step 4: Simplify right side
    43,269.30x = 2,638,014,557.36
  5. Step 5: Solve for x
    x = 2,638,014,557.36/43,269.30
  6. Step 6: Final answer
    x = 60,967.35

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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.