Home / 64,391.38-96,567.07-31,090.74

Finding the Fourth Proportional to 64,391.38, 96,567.07 and 31,090.74

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Solution

The fourth proportional to 64,391.38, 96,567.07 and 31,090.74 is: 46,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,391.38 : 96,567.07 = 31,090.74 : x
  2. Step 2: Convert to fraction form
    64,391.38/96,567.07 = 31,090.74/x
  3. Step 3: Cross multiply
    64,391.38x = 96,567.07 × 31,090.74
  4. Step 4: Simplify right side
    64,391.38x = 3,002,341,665.93
  5. Step 5: Solve for x
    x = 3,002,341,665.93/64,391.38
  6. Step 6: Final answer
    x = 46,626.45

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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.