Home / 136,862.08-205,298.77-46,966.58

Finding the Fourth Proportional to 136,862.08, 205,298.77 and 46,966.58

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Solution

The fourth proportional to 136,862.08, 205,298.77 and 46,966.58 is: 70,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,862.08 : 205,298.77 = 46,966.58 : x
  2. Step 2: Convert to fraction form
    136,862.08/205,298.77 = 46,966.58/x
  3. Step 3: Cross multiply
    136,862.08x = 205,298.77 × 46,966.58
  4. Step 4: Simplify right side
    136,862.08x = 9,642,180,474.44
  5. Step 5: Solve for x
    x = 9,642,180,474.44/136,862.08
  6. Step 6: Final answer
    x = 70,451.81

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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.