Home / 91,945.22-126,937.62-60,169.58

Finding the Fourth Proportional to 91,945.22, 126,937.62 and 60,169.58

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Solution

The fourth proportional to 91,945.22, 126,937.62 and 60,169.58 is: 83,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,945.22 : 126,937.62 = 60,169.58 : x
  2. Step 2: Convert to fraction form
    91,945.22/126,937.62 = 60,169.58/x
  3. Step 3: Cross multiply
    91,945.22x = 126,937.62 × 60,169.58
  4. Step 4: Simplify right side
    91,945.22x = 7,637,783,281.60
  5. Step 5: Solve for x
    x = 7,637,783,281.60/91,945.22
  6. Step 6: Final answer
    x = 83,068.85

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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.