Home / 152,918.21-229,377.33-47,746.19

Finding the Fourth Proportional to 152,918.21, 229,377.33 and 47,746.19

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Solution

The fourth proportional to 152,918.21, 229,377.33 and 47,746.19 is: 71,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,918.21 : 229,377.33 = 47,746.19 : x
  2. Step 2: Convert to fraction form
    152,918.21/229,377.33 = 47,746.19/x
  3. Step 3: Cross multiply
    152,918.21x = 229,377.33 × 47,746.19
  4. Step 4: Simplify right side
    152,918.21x = 10,951,892,432.99
  5. Step 5: Solve for x
    x = 10,951,892,432.99/152,918.21
  6. Step 6: Final answer
    x = 71,619.28

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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.