Home / 70,733.45-97,614.01-38,903.19

Finding the Fourth Proportional to 70,733.45, 97,614.01 and 38,903.19

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Solution

The fourth proportional to 70,733.45, 97,614.01 and 38,903.19 is: 53,687.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,733.45 : 97,614.01 = 38,903.19 : x
  2. Step 2: Convert to fraction form
    70,733.45/97,614.01 = 38,903.19/x
  3. Step 3: Cross multiply
    70,733.45x = 97,614.01 × 38,903.19
  4. Step 4: Simplify right side
    70,733.45x = 3,797,496,060.27
  5. Step 5: Solve for x
    x = 3,797,496,060.27/70,733.45
  6. Step 6: Final answer
    x = 53,687.41

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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.