Home / 69,369.08-95,729.65-39,155.68

Finding the Fourth Proportional to 69,369.08, 95,729.65 and 39,155.68

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Solution

The fourth proportional to 69,369.08, 95,729.65 and 39,155.68 is: 54,035.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,369.08 : 95,729.65 = 39,155.68 : x
  2. Step 2: Convert to fraction form
    69,369.08/95,729.65 = 39,155.68/x
  3. Step 3: Cross multiply
    69,369.08x = 95,729.65 × 39,155.68
  4. Step 4: Simplify right side
    69,369.08x = 3,748,359,541.91
  5. Step 5: Solve for x
    x = 3,748,359,541.91/69,369.08
  6. Step 6: Final answer
    x = 54,035.02

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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.