Home / 104,773.20-144,589.80-64,510.60

Finding the Fourth Proportional to 104,773.20, 144,589.80 and 64,510.60

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Solution

The fourth proportional to 104,773.20, 144,589.80 and 64,510.60 is: 89,026.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,773.20 : 144,589.80 = 64,510.60 : x
  2. Step 2: Convert to fraction form
    104,773.20/144,589.80 = 64,510.60/x
  3. Step 3: Cross multiply
    104,773.20x = 144,589.80 × 64,510.60
  4. Step 4: Simplify right side
    104,773.20x = 9,327,574,751.88
  5. Step 5: Solve for x
    x = 9,327,574,751.88/104,773.20
  6. Step 6: Final answer
    x = 89,026.34

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1.5x scale

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.