Home / 99,007.06-148,508.13-28,886.98

Finding the Fourth Proportional to 99,007.06, 148,508.13 and 28,886.98

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Solution

The fourth proportional to 99,007.06, 148,508.13 and 28,886.98 is: 43,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,007.06 : 148,508.13 = 28,886.98 : x
  2. Step 2: Convert to fraction form
    99,007.06/148,508.13 = 28,886.98/x
  3. Step 3: Cross multiply
    99,007.06x = 148,508.13 × 28,886.98
  4. Step 4: Simplify right side
    99,007.06x = 4,289,951,381.15
  5. Step 5: Solve for x
    x = 4,289,951,381.15/99,007.06
  6. Step 6: Final answer
    x = 43,329.75

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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.