Home / 112,893.12-155,788.80-62,595.84

Finding the Fourth Proportional to 112,893.12, 155,788.80 and 62,595.84

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Solution

The fourth proportional to 112,893.12, 155,788.80 and 62,595.84 is: 86,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,893.12 : 155,788.80 = 62,595.84 : x
  2. Step 2: Convert to fraction form
    112,893.12/155,788.80 = 62,595.84/x
  3. Step 3: Cross multiply
    112,893.12x = 155,788.80 × 62,595.84
  4. Step 4: Simplify right side
    112,893.12x = 9,751,730,798.59
  5. Step 5: Solve for x
    x = 9,751,730,798.59/112,893.12
  6. Step 6: Final answer
    x = 86,380.20

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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.