Home / 152,728.40-229,092.60-41,920.40

Finding the Fourth Proportional to 152,728.40, 229,092.60 and 41,920.40

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Solution

The fourth proportional to 152,728.40, 229,092.60 and 41,920.40 is: 62,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,728.40 : 229,092.60 = 41,920.40 : x
  2. Step 2: Convert to fraction form
    152,728.40/229,092.60 = 41,920.40/x
  3. Step 3: Cross multiply
    152,728.40x = 229,092.60 × 41,920.40
  4. Step 4: Simplify right side
    152,728.40x = 9,603,653,429.04
  5. Step 5: Solve for x
    x = 9,603,653,429.04/152,728.40
  6. Step 6: Final answer
    x = 62,880.60

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1.5x scale

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.