Home / 99,009.04-148,511.12-28,888.96

Finding the Fourth Proportional to 99,009.04, 148,511.12 and 28,888.96

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Solution

The fourth proportional to 99,009.04, 148,511.12 and 28,888.96 is: 43,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,009.04 : 148,511.12 = 28,888.96 : x
  2. Step 2: Convert to fraction form
    99,009.04/148,511.12 = 28,888.96/x
  3. Step 3: Cross multiply
    99,009.04x = 148,511.12 × 28,888.96
  4. Step 4: Simplify right side
    99,009.04x = 4,290,331,805.24
  5. Step 5: Solve for x
    x = 4,290,331,805.24/99,009.04
  6. Step 6: Final answer
    x = 43,332.73

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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.