Home / 67,153.37-100,697.65-39,079.69

Finding the Fourth Proportional to 67,153.37, 100,697.65 and 39,079.69

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Solution

The fourth proportional to 67,153.37, 100,697.65 and 39,079.69 is: 58,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.37 : 100,697.65 = 39,079.69 : x
  2. Step 2: Convert to fraction form
    67,153.37/100,697.65 = 39,079.69/x
  3. Step 3: Cross multiply
    67,153.37x = 100,697.65 × 39,079.69
  4. Step 4: Simplify right side
    67,153.37x = 3,935,233,162.71
  5. Step 5: Solve for x
    x = 3,935,233,162.71/67,153.37
  6. Step 6: Final answer
    x = 58,600.68

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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.