Home / 112,648.25-155,459.45-62,347.25

Finding the Fourth Proportional to 112,648.25, 155,459.45 and 62,347.25

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Solution

The fourth proportional to 112,648.25, 155,459.45 and 62,347.25 is: 86,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,648.25 : 155,459.45 = 62,347.25 : x
  2. Step 2: Convert to fraction form
    112,648.25/155,459.45 = 62,347.25/x
  3. Step 3: Cross multiply
    112,648.25x = 155,459.45 × 62,347.25
  4. Step 4: Simplify right side
    112,648.25x = 9,692,469,194.01
  5. Step 5: Solve for x
    x = 9,692,469,194.01/112,648.25
  6. Step 6: Final answer
    x = 86,041.90

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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.