Home / 75,648.02-113,472.63-25,739.46

Finding the Fourth Proportional to 75,648.02, 113,472.63 and 25,739.46

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Solution

The fourth proportional to 75,648.02, 113,472.63 and 25,739.46 is: 38,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,648.02 : 113,472.63 = 25,739.46 : x
  2. Step 2: Convert to fraction form
    75,648.02/113,472.63 = 25,739.46/x
  3. Step 3: Cross multiply
    75,648.02x = 113,472.63 × 25,739.46
  4. Step 4: Simplify right side
    75,648.02x = 2,920,724,220.98
  5. Step 5: Solve for x
    x = 2,920,724,220.98/75,648.02
  6. Step 6: Final answer
    x = 38,609.40

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1.5x scale

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.