Home / 107,448.04-148,269.60-62,128.96

Finding the Fourth Proportional to 107,448.04, 148,269.60 and 62,128.96

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Solution

The fourth proportional to 107,448.04, 148,269.60 and 62,128.96 is: 85,732.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,448.04 : 148,269.60 = 62,128.96 : x
  2. Step 2: Convert to fraction form
    107,448.04/148,269.60 = 62,128.96/x
  3. Step 3: Cross multiply
    107,448.04x = 148,269.60 × 62,128.96
  4. Step 4: Simplify right side
    107,448.04x = 9,211,836,047.62
  5. Step 5: Solve for x
    x = 9,211,836,047.62/107,448.04
  6. Step 6: Final answer
    x = 85,732.94

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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.