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Finding the Fourth Proportional to 58,681.54, 80,998.41 and 46,826.38

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Solution

The fourth proportional to 58,681.54, 80,998.41 and 46,826.38 is: 64,634.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,681.54 : 80,998.41 = 46,826.38 : x
  2. Step 2: Convert to fraction form
    58,681.54/80,998.41 = 46,826.38/x
  3. Step 3: Cross multiply
    58,681.54x = 80,998.41 × 46,826.38
  4. Step 4: Simplify right side
    58,681.54x = 3,792,862,326.06
  5. Step 5: Solve for x
    x = 3,792,862,326.06/58,681.54
  6. Step 6: Final answer
    x = 64,634.68

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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.