Home / 106,567.57-147,064.47-58,820.95

Finding the Fourth Proportional to 106,567.57, 147,064.47 and 58,820.95

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Solution

The fourth proportional to 106,567.57, 147,064.47 and 58,820.95 is: 81,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,567.57 : 147,064.47 = 58,820.95 : x
  2. Step 2: Convert to fraction form
    106,567.57/147,064.47 = 58,820.95/x
  3. Step 3: Cross multiply
    106,567.57x = 147,064.47 × 58,820.95
  4. Step 4: Simplify right side
    106,567.57x = 8,650,471,799.90
  5. Step 5: Solve for x
    x = 8,650,471,799.90/106,567.57
  6. Step 6: Final answer
    x = 81,173.58

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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.