Home / 107,317.12-148,098.17-67,054.21

Finding the Fourth Proportional to 107,317.12, 148,098.17 and 67,054.21

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Solution

The fourth proportional to 107,317.12, 148,098.17 and 67,054.21 is: 92,535.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,317.12 : 148,098.17 = 67,054.21 : x
  2. Step 2: Convert to fraction form
    107,317.12/148,098.17 = 67,054.21/x
  3. Step 3: Cross multiply
    107,317.12x = 148,098.17 × 67,054.21
  4. Step 4: Simplify right side
    107,317.12x = 9,930,606,422.24
  5. Step 5: Solve for x
    x = 9,930,606,422.24/107,317.12
  6. Step 6: Final answer
    x = 92,535.16

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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.